OpenTechnical

OT-2026-000092991

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000092991) never changes.

Identity and time

Publication numberOT-2026-000092991 · never reused
Internal UUID01a0ae9e-090f-7586-96c8-cbdc72d9bf6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092991
StatusPUBLIC

Content hashes

Canonical text0cc76debb29a200432f238381f1f8d7a63af3a47c8de4dcf741570bc5f35771e
Markdownad63912a243597b95b38207367e02ef221e1aa3bfe1df321481c1c99f76be2b1
PDF
Publication pagea816064058a89d07d50af56f8286cab5402b727ce76b75accac6e474ac37b7c0
Manifesta83c1c32a0884d2c1286a1b1539ff03a5c0fb8e767c3026baa1fea194130e558

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
SignatureRl7ruVEQ26LwUc8ozk8mKHrLmSpyQmNxM0FIFHeg1ghwBeHWdyK3GH/DEWwYsLzJpx5aI8JZhhyQ0VZW5d1iBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:11.608683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092991
observed a816064058a89d07d50af56f8286cab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.587689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092991/manifest.json
observed a83c1c32a0884d2c1286a1b1539ff03a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.569903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092991/publication.md
observed ad63912a243597b95b38207367e02ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.552356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092991/publication.txt
observed 0cc76debb29a200432f238381f1f8d7a...
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.