OpenTechnical

OT-2026-000026468

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000026468) never changes.

Identity and time

Publication numberOT-2026-000026468 · never reused
Internal UUID01a0ae71-f4a8-7b0c-ac4a-886d54cd8de5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026468
StatusPUBLIC

Content hashes

Canonical text5166e4434b94ffa3d8bf008f93ce134443e964b85f943141f92bdebfcf37d945
Markdown8fc54d912516ecddc888ca0137f0a53976891c3b77ae6dca344afabbe90386f6
PDF
Publication pagea3ef75457a632a70d1725b4e1d0587492f8bd19d1608bf23de9fa2fdfdfc3d4f
Manifesta4926eb0fbf4de47a07d134b4820f7bf0b1032ca8325c9fb16fa5672882ca00a

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
Signature5h6lgveZd483WLOLmHN2USFiEmF4uXEPEjxlA0VS1jy4s5XIVrcGuHhnfBpa6KrY9cH2/ipig6QYX05yllnbDg==
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

2026-09-17T11:44:28.342588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026468
observed a3ef75457a632a70d1725b4e1d058749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.328424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026468/manifest.json
observed a4926eb0fbf4de47a07d134b4820f7bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.310340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026468/publication.md
observed 8fc54d912516ecddc888ca0137f0a539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.290902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026468/publication.txt
observed 5166e4434b94ffa3d8bf008f93ce1344...
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.