OpenTechnical

OT-2026-000036504

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000036504) never changes.

Identity and time

Publication numberOT-2026-000036504 · never reused
Internal UUID01a0ae77-46e6-72b5-a4e0-0a4fbd3f3328 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036504
StatusPUBLIC

Content hashes

Canonical text6364c73b7a77201bcd900952ce40c18ddd0ad4d996acfe8e88721ecf80d66e7e
Markdown41683b747c0c8484b216400ea7781c438bcd9f74ffefbc8aedac378a982349d4
PDF
Publication page4f2172e95a9829f1712e4102a1215069d518a91f9d93fd8d49151a7532103b3b
Manifestde39f19ce546754d754e9ddbe9f214204bfa405ad7cef4a299af642083232442

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
SignatureztkCexzWrlSdQeHmq9C76p9iBUuP3glZdC1UgEtI6iKfI4org8EMgaikJxs1tiUd7DYkDlUcksWLPwwnN5R2Cg==
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

2026-09-17T11:25:11.879016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036504
observed 4f2172e95a9829f1712e4102a1215069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.862175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036504/manifest.json
observed de39f19ce546754d754e9ddbe9f21420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.844760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036504/publication.md
observed 41683b747c0c8484b216400ea7781c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.828968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036504/publication.txt
observed 6364c73b7a77201bcd900952ce40c18d...
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.