OpenTechnical

OT-2026-000011606

Publication integrity record

Foam pad vacuum gripper, single stage ejector, pulsed 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-2026-000011606) never changes.

Identity and time

Publication numberOT-2026-000011606 · never reused
Internal UUID01a0ae6d-193f-70bb-8436-44de2e536f65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011606
StatusPUBLIC

Content hashes

Canonical text797e605370614b4d35b3b46a8b95951de91995e451db6315e3910f9ead7ef978
Markdownd323abf5b7ab051eb85414c3f745715bd132fe65939358f7e439a0333309bb45
PDF
Publication page82f0495bdcdd3cc6d5fe8509722157e62133139eec793eec159d0d7c491ba274
Manifest52224b9efa732eb9c12369bd6b6c13d96010a37d4b793328cafb511326997b86

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
Signature1rg6J5WAgEX3uGqP2Xn42zKODzVovUbr0cvpTlanqvk9Jzr011fCZ6h/EYnEN8XGEeKyCeCIRAk3OcohVIcwAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:11.122137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011606
observed 82f0495bdcdd3cc6d5fe8509722157e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.103980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011606/manifest.json
observed 52224b9efa732eb9c12369bd6b6c13d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.085607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011606/publication.md
observed d323abf5b7ab051eb85414c3f745715b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.066057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011606/publication.txt
observed 797e605370614b4d35b3b46a8b95951d...
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.