OpenTechnical

OT-2026-000008881

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000008881) never changes.

Identity and time

Publication numberOT-2026-000008881 · never reused
Internal UUID01a0ae6b-31b7-7335-a053-8f69acef7e68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008881
StatusPUBLIC

Content hashes

Canonical textf487d0f3a55cee599327ad212975c168b2edd35656e348cfbac6d70a4b3a9a87
Markdown53f4e921cd09b16eef924caa90804550313179b2b42d7ee672aabec64351baa5
PDF
Publication page18768205fc711e7bda12b2158c498f9ef28c9075273d0a577f50f7bfea837a7d
Manifest2b86dacdba0925fcc2b83f5c3562c1ca75ebb405786f5433b5738a9ea742fa19

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
SignatureteqPNTHi50Igxp+YrS38vekUtMTgAsgAuVNeTKY4QfT8cmNhcHLLngvStBQjtP5N01EymTQuAEppsu8eNDtADA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:28.608441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008881
observed 18768205fc711e7bda12b2158c498f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.592371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008881/manifest.json
observed 2b86dacdba0925fcc2b83f5c3562c1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.572690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008881/publication.md
observed 53f4e921cd09b16eef924caa90804550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:28.555035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008881/publication.txt
observed f487d0f3a55cee599327ad212975c168...
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.