OpenTechnical

OT-2026-000097131

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000097131) never changes.

Identity and time

Publication numberOT-2026-000097131 · never reused
Internal UUID01a0aea1-01c9-7c71-b078-6dbaa290375b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097131
StatusPUBLIC

Content hashes

Canonical text33702c1aac3be954cc387fd906b6c5b5653f18bf00e8759e96243d4a91758757
Markdownceaeebd7411b78fb24604638f75fabdc3207e15000e8e9f18db20227107bf064
PDF
Publication pageee24865d172313ad6a16b89377d24fe3257367fa597f89cfc6e61da6cce85a7f
Manifestc1c39db683b21aefc5a0bf47dbf8deee124780fc673220acf4e074f7a663badc

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturesaxb/SuGPFZ4vnXuqGBNXz++9PGwc5jIivY9QpIVA5TlTAVjNOztmPN3pkjVB/t9TAO7/oMO5JkDIVmVqT6+Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:54.343342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097131
observed ee24865d172313ad6a16b89377d24fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.202553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097131/manifest.json
observed c1c39db683b21aefc5a0bf47dbf8deee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.183914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097131/publication.md
observed ceaeebd7411b78fb24604638f75fabdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.162395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097131/publication.txt
observed 33702c1aac3be954cc387fd906b6c5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.