OpenTechnical

OT-2026-000076037

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000076037) never changes.

Identity and time

Publication numberOT-2026-000076037 · never reused
Internal UUID01a0ae94-2a00-7be0-816c-7622c6b2ebc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076037
StatusPUBLIC

Content hashes

Canonical textb0d96a337b672c1b0e8b2feea87a34c9e21ff9207b0b28d40857e6dfbc4d85a1
Markdownc81353d2b48952363154f55cb9ed13550702053e3090a3d2f9e45abc6d99d637
PDF
Publication pagee176d375fa2e92acc43366aadb3493de0b92cf8118b8ea63b37db16e160bf108
Manifesta280d045b616fafb648bf067f458aaf0dba1dc99ca6b65b72ed21c8f76a83184

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
Signatureb8uIenhbvPq8rk9Ng9wrZcNSbof2iwREXy9/RbDHbxcnWjnA7DEhFg7zxVndtVE/PrhAy7kVZDCEBLd9CVFcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:58.513578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076037
observed e176d375fa2e92acc43366aadb3493de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:58.494298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076037/manifest.json
observed a280d045b616fafb648bf067f458aaf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:58.474342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076037/publication.md
observed c81353d2b48952363154f55cb9ed1355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:58.259574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076037/publication.txt
observed b0d96a337b672c1b0e8b2feea87a34c9...
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.