OpenTechnical

OT-2026-000039613

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039613) never changes.

Identity and time

Publication numberOT-2026-000039613 · never reused
Internal UUID01a0ae78-d8d4-701c-8a9d-16b9f6e9e5f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039613
StatusPUBLIC

Content hashes

Canonical text099ccfb96ba4d4a91712df15560d6e892a20657a104da2ab294db6314af8b3eb
Markdownd645109a3a93a6e8c3cb34d16c6ce5b6f4e8d974f37f60340c3a71666a190573
PDF
Publication page9c5e965601017a05c90bfac7fb53f8e01bbf3e37a81b1029970295babf37572e
Manifest117ac3102bb34bc62e49c2ce3b811821e5aa51aad370b6d8a9282c84c86bea7f

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
Signature/Pax2JoeKrC89Nd38JhmPK/nBnuQ51s19FlLK6cCWYEKheS6AAhhTQT5rvAxBL0YW/m6j+EZgmdi21lzz6nEBw==
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

2026-09-17T11:19:46.689580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039613
observed 9c5e965601017a05c90bfac7fb53f8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.672146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039613/manifest.json
observed 117ac3102bb34bc62e49c2ce3b811821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.656157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039613/publication.md
observed d645109a3a93a6e8c3cb34d16c6ce5b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:46.638552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039613/publication.txt
observed 099ccfb96ba4d4a91712df15560d6e89...
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.