OpenTechnical

OT-2026-000037321

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000037321) never changes.

Identity and time

Publication numberOT-2026-000037321 · never reused
Internal UUID01a0ae77-b8cd-767c-8c1d-588ef1fa55a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037321
StatusPUBLIC

Content hashes

Canonical text5e67894f9627f88b0a3266abb400f6cc53d19d63412a03aca33724957fe0acbc
Markdownb91a801afc1134e95778cf7c6d62d18dc475c7420466005cb3ec1a2ca5808559
PDF
Publication pagea47b33699ac0284cac277fefeb659cb90a70866ab396435b4c19c1fb3d006de2
Manifest7c9f6b31c527dc2f0e2d049710982ae5f768e65942fc83fb0056ef46aa026d10

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
SignaturexlxztbMMnxM5cgI2KU2FYF+w1XRwjGuWc2QLGhQf7DzHxaM1pvwTP5pg2ldBsWRxCGpSluGq716yIJL7JcGmBQ==
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

2026-09-17T11:23:43.359772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037321
observed a47b33699ac0284cac277fefeb659cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.342324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037321/manifest.json
observed 7c9f6b31c527dc2f0e2d049710982ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.323937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037321/publication.md
observed b91a801afc1134e95778cf7c6d62d18d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.305962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037321/publication.txt
observed 5e67894f9627f88b0a3266abb400f6cc...
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.