OpenTechnical

OT-2026-000025682

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000025682) never changes.

Identity and time

Publication numberOT-2026-000025682 · never reused
Internal UUID01a0ae71-9bc9-7abc-8b25-8ff67ffa6c43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025682
StatusPUBLIC

Content hashes

Canonical texte8e1e2032f6fd496c656b35920d86cb34348b76cacefaaf0201ec6e47a230f6d
Markdown10b2ca5cd00eef25b88810aea8d513bc7cb3aa8afd2551857a7007ed692a819d
PDF
Publication page035f2a2a7ba8ba974cd8328103431fc2c7cee0f0bd5583e76fcd7d4b8426c7dc
Manifest33cc655388486bb5fc763d6a3ac38117bb5bbf9642e8292e4a06c8f877c9635a

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
SignatureN+y+EmC/MvLEerDbkGLnuYONBTcSJczwipDieV2nbsxC7wRmmgg9sffI3Q1wVmGIXgxKQOLtCHFScF0QDmleAw==
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

2026-09-17T11:46:53.156518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025682
observed 035f2a2a7ba8ba974cd8328103431fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.137934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025682/manifest.json
observed 33cc655388486bb5fc763d6a3ac38117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.119987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025682/publication.md
observed 10b2ca5cd00eef25b88810aea8d513bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:53.099052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025682/publication.txt
observed e8e1e2032f6fd496c656b35920d86cb3...
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.