OpenTechnical

OT-2026-000010094

Publication integrity record

Single bellows cup vacuum gripper, pump fed, 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-2026-000010094) never changes.

Identity and time

Publication numberOT-2026-000010094 · never reused
Internal UUID01a0ae6b-cb7a-7135-b1c2-56af446fe9bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010094
StatusPUBLIC

Content hashes

Canonical textee10ded7c0b15391efc7fd4af0249bb0343f7634865fce7cb5e36212d19663ab
Markdown7e2719a9c1785e719c901e281d1b2dadb77d85701389544f0094a1e71d6ddc83
PDF
Publication page269274957321d0e15e9e128e8a5540a4d2cf0af145d7a4b86016487787c6e193
Manifestd089c7c3b974959e22e6767a55c0626c68e92f626e45b3274a63cf97ff0e06de

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
Signaturelr+xzV38EgB34Kkl+wDVl3gSfhi8WR+7u8ZQvquwsQWcmcN24D3wVkqZgrSkq6Y7CebsDRD9HxzOtA3IKuvhCw==
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

2026-09-17T12:16:10.833551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010094
observed 269274957321d0e15e9e128e8a5540a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.813500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010094/manifest.json
observed d089c7c3b974959e22e6767a55c0626c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.791085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010094/publication.md
observed 7e2719a9c1785e719c901e281d1b2dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.771227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010094/publication.txt
observed ee10ded7c0b15391efc7fd4af0249bb0...
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.