Abstract: A control method including, by a computer: acquiring schedule information indicating movement plans of a plurality of mobile bodies capable of short-range wireless communication with each other, when detecting that state information indicating a current state of a first mobile body among the plurality of mobile bodies is unable to be received from the first mobile body, searching for a second mobile body planned to move to a first area where the first mobile body is staying based on the schedule information; and transmitting delivery data for the first mobile body to the second mobile body.

Abstract: A first electrode film is electrically connected to a source region of a semiconductor substrate, and disposed over a main surface of the semiconductor substrate. A second electrode film is electrically connected to a gate electrode, and disposed over the main surface. A third electrode film is disposed over the main surface away from the first electrode film. A protective dielectric film is disposed over the main surface, covers only a portion of each of the first electrode film and the second electrode film and covers at least portion of the third electrode film, and is made of a thermosetting resin. The main surface has a peripheral region and an inner region enclosed by the peripheral region, and the protective dielectric film has a peripheral portion covering the peripheral region and has a first inner portion crossing the inner region and covering at least portion of the third electrode film.

Abstract: A server acquires, from a terminal owned by a user, pairing information in which a user ID for identifying the user and a mobility ID for identifying a mobility used by the user are associated with each other; continuously acquires, from the terminal, terminal position information indicating a position of the terminal and associated with the user ID; specifies a user ID of a user using the mobility that is stopped, based on the pairing information; and determines, as position information of the mobility, the terminal position information associated with the user ID having been specified.

Abstract: A server device acquires location information indicating a location of a mobility, identification information on another mobility, the identification information being received from the other mobility by near field communication, and stop information indicating whether the mobility stops, from multiple mobilities; classifies two or more mobilities into a same mobility group, the two or more mobilities stopping and mutually receiving the identification information among the multiple mobilities; and specifies a stop place where the mobility group stops based on the location information on the two or more mobilities classified into the mobility group.

Abstract: A control method executed by a first device among a plurality of devices that are included in a distributed ledger system, the plurality of devices holding a distributed ledger, the control method including: receiving, from a second device among the plurality of devices, second identification information of the second device through short-range wireless communication, the second device being different from the first device; generating a block that includes transaction data selected from a transaction pool of the first device, the second identification information, and first identification information of the first device; and executing storing processing of storing the block generated in the distributed ledger held by the plurality of devices.

Abstract: A control method includes: obtaining first transaction data that includes a first variable indicating first information on a first contract made between a first user and a second user, and a second variable set to a predetermined value indicating second information is undetermined; storing the first transaction data into the distributed ledger; executing storing processing of reading out the second variable, and storing it into a rewritable storage in a server; obtaining second transaction data that includes a third variable indicating third information on a second contract made between the first user and a third user, and a change command for changing the second variable, based on the third variable; storing the second transaction data into the distributed ledger; and executing change processing of changing, according to the change command, the second variable from the predetermined value, after the second transaction data is stored into the distributed ledger.

Abstract: A control method includes: storing, into a distributed ledger, first transaction data that includes a first variable indicating an authorizer, the first variable being set to a predetermined value indicating that the authorizer is undetermined; executing storing processing of storing the predetermined value into a rewritable storage; obtaining second transaction data that includes a change command for changing the first variable to identification information of a third user; storing the second transaction data into the distributed ledger; executing change processing of changing, according to the change command, the first variable stored in the storage; obtaining third transaction data that includes a fulfillment command for executing fulfillment processing of fulfilling a first contract; storing the third transaction data into the distributed ledger; and executing the fulfillment processing according to the fulfillment command when the first variable stored in the storage is determined to be other than the pr

Abstract: A control method is executed by one device among devices included in a management system. Each of the devices includes a distributed ledger and stores: a parent smart contract including an automatic generation function of automatically generating a new smart contract; and a management function of selecting and managing one of child smart contracts generated by the devices. The control method includes: generating a first child smart contract; transmitting first transaction data including the generated first child smart contract to a different device and storing the first transaction data into the distributed ledger of the one device; receiving second transaction data including a second child smart contract generated by the different device and storing the second transaction data into the distributed ledger of the one device; and managing one child smart contract in association with the parent smart contract through execution of the management function.

Abstract: A control method includes: obtaining first transaction data that includes first information on a first contract made between a first user and a second user; storing the first transaction data obtained into the distributed ledger; obtaining second transaction data that includes second information on a second contract made between the first user and a third user; storing the second transaction data obtained into the distributed ledger; obtaining third transaction data using the first information and the second information, when one of the first transaction data and the second transaction data is associated with a remaining one of the first transaction data and the second transaction data, the third transaction data including third information on a third contract made between the second user and the third user; and storing the third transaction data obtained into the distributed ledger.

Abstract: A control method includes: receiving transaction data that includes (i) peer information used for connecting a first peer among peers in a P2P system to another peer among the peers and (ii) a signature added to the peer information by the first peer; verifying the received transaction data using the signature included in the transaction data; and storing the transaction data into the distributed ledger when the verifying is successful.

Abstract: A method for producing a lubricant base oil includes contacting feedstock containing normal paraffins having not less than 20 carbon atoms with a first catalyst in the presence of molecular hydrogen to obtain a first produced oil, and contacting the first produced oil with a second catalyst in the presence of molecular hydrogen to obtain a second produced oil. The first catalyst includes a first carrier in which a fraction of an amount of NH3 to be desorbed at 300 to 800° C. based on a total amount of NH3 to be desorbed is 80 to 90% in temperature-programmed desorption of NH3, a first metal selected from metals of Group VI in the periodic table carried on the first carrier, and a second metal selected from metals of Group VIII to Group X in the periodic table carried on the first carrier.

Abstract: The lubricating base oil of the invention is characterized by satisfying at least one of the following conditions (a) or (b). (a) A saturated compound content of 95% by mass or greater, and a proportion of 0.1-10% by mass of cyclic saturated compounds among the saturated compounds. (b) The condition represented by the following formula (1). 1.435?n20?0.002×kv100?1.450??(1) wherein n20 represents the refractive index of the lubricating base oil at 20° C., and kv100 represents the kinematic viscosity (mm2/s) of the lubricating base oil at 100° C.

Abstract: The lubricating base oil of the invention is characterized by having an urea adduct value of not greater than 4% by mass and a viscosity index of 100 or greater. The process for production of a lubricating base oil according to the invention is characterized by comprising a step of hydrocracking/hydroisomerization of a stock oil containing normal paraffins, until the obtained treatment product has an urea adduct value of not greater than 4% by mass and a viscosity index of 100 or greater. A lubricating oil composition according to the invention is characterized by comprising the lubricating base oil of the invention.

Abstract: A tool holder includes a drawing screw and a stopper member. The drawing screw is positioned in an intermediate hole. A rear end face of a head of the drawing screw faces a boundary wall surface, and a top end of a shaft of the drawing screw is screwed in a rear end of a collet. The stopper member is positioned in an annular space between an outer peripheral surface of the shaft of the drawing screw and an inner peripheral surface of the intermediate hole. The stopper member faces a front end face of the head of the drawing screw, and limits movement of the head toward a top end of the tool holder. The drawing screw and the stopper member are inserted and assembled from a top end opening of a collet holding hole.

Abstract: An information processing apparatus includes an area environment load calculation module, a user environment load calculation module, a user improvement environment load calculation module, a comparison module and an output module. The area environment load calculation module calculates an environment load in an area in a room. The user environment load calculation module calculates an environment load of each user staying in the area based on the environment load calculated by the area environment load calculation module. The user improvement environment load calculation module calculates, based on a policy set in advance, an environment load of each user when the policy is adopted. The comparison module compares the environment load calculated by the user environment load calculation module with the environment load calculated by the user improvement environment load calculation module. The output module outputs the policy based on the number of users.

Abstract: An entrance management system includes: an authentication gate apparatus which reads the user identifier stored in an information storage medium, controls the user's entrance to a management zone based on the user identifier, generates an intrazone user identifier associated with the user identifier and writes the intrazone user identifier to the information storage medium when the user is allowed to enter the management zone; and an information processing apparatus, installed in the management zone, which reads the intrazone user identifier written in the information storage medium and records information concerning use of the information processing apparatus by the user in association with the intrazone user identifier.

Abstract: A tool holder includes: a collet chuck main body having a tapered hole formed in its tip end portion so as to be tapered toward an axial rear end; a tapered collet having a tool insertion hole that extends in an axial direction, a main tapered surface that fits in the tapered hole, and a tip end tapered surface positioned on an axial tip end side of the main tapered surface, and tapered toward an axial tip end; a cylindrical lock nut having internal threads that are screwed on external threads formed on an outer periphery of the tip end portion of the collet chuck main body, for reducing a diameter of the tool insertion hole by pressing the tapered collet into the tapered hole; a tip end tapered member having a tapered abutting surface that fits on the tip end tapered surface, the tip end tapered member being pressed toward the axial rear end by the lock nut; and a plain bearing positioned in a plane perpendicular to a direction in which the tip end tapered member is pressed by the lock nut, the plain bearing

Abstract: A method for producing a lubricant base oil includes contacting feedstock containing normal paraffins having not less than 20 carbon atoms with a first catalyst in the presence of molecular hydrogen to obtain a first produced oil, and contacting the first produced oil with a second catalyst in the presence of molecular hydrogen to obtain a second produced oil. The first catalyst includes a first carrier in which a fraction of an amount of NH3 to be desorbed at 300 to 800° C. based on a total amount of NH3 to be desorbed is 80 to 90% in temperature-programmed desorption of NH3, a first metal selected from metals of Group VI in the periodic table carried on the first carrier, and a second metal selected from metals of Group VIII to Group X in the periodic table carried on the first carrier.

Abstract: The lubricating base oil of the invention has a kinematic viscosity at 40° C. of 7 mm2/s or greater and less than 15 mm2/s, a viscosity index of 120 or greater, a urea adduct value of not greater than 4% by mass, a BF viscosity at ?35° C. of not greater than 10,000 mP·s, a flash point of 200° C. or higher and a NOACK evaporation loss of not greater than 50% by mass. The method for producing a lubricating base oil of the invention comprises a step of hydrocracking/hydroisomerizing a feedstock oil containing normal paraffins so as to obtain a treated product having an urea adduct value of not greater than 4% by mass, a kinematic viscosity at 40° C. of 7 mm2/s or greater and less than 15 mm2/s, a viscosity index of 120 or greater, a BF viscosity at ?35° C. of not greater than 10,000 mP·s, a flash point of 200° C. or higher and a NOACK evaporation loss of not greater than 50% by mass. The lubricating oil composition of the invention comprises the lubricating base oil of the invention.

Abstract: The lubricating base oil of the invention has a urea adduct value of not greater than 4% by mass, a kinematic viscosity at 40° C. of 25-50 mm2/s, a viscosity index of 140 or greater, a CCS viscosity at ?35° C. of not greater than 15,000 mPa·s and a flash point of 250° C. or higher. The method for producing a lubricating base oil of the invention comprises a step of hydrocracking/hydroisomerizing a feedstock oil containing normal paraffins so as to obtain a treated product having an urea adduct value of not greater than 4% by mass, a kinematic viscosity at 40° C. of 25-50 mm2/s, a viscosity index of 140 or greater, a CCS viscosity at ?35° C. of not greater than 15,000 mPa·s and a flash point of 250° C. or higher. The lubricating oil composition of the invention comprises the lubricating base oil of the invention.