OpenTechnical

OT-2026-000063025

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000063025) never changes.

Identity and time

Publication numberOT-2026-000063025 · never reused
Internal UUID01a0ae8c-94a9-763b-8ecb-f8d8668e4c75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063025
StatusPUBLIC

Content hashes

Canonical text78abf486bb6af83482a4c836a3b8b4588469c0e8495d49d7068fde8d7cd05c76
Markdown664e4eae044afd2ad9d514baec5ed3fb8e5299c0db62542b7a85a52559c571a0
PDF
Publication pagee4b86bf0453ecfaa7074231147b8ef6a2e4dff8dce652ac607c5111c81414130
Manifestf6ae70f1543e8c3a8c06fed308053c7df6e4735f0db4e5a4472ef1d86d8c77cb

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
SignatureiwdsArsOmA9kcqTJqQe5sEFFUBaXlre8fUsvGWyUmv/6nG7y5bViYoHyy8taXcNv74+zvnf9HFJ+BkVKGXQmAw==
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

2026-09-17T10:40:34.615100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025
observed e4b86bf0453ecfaa7074231147b8ef6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.594137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/manifest.json
observed f6ae70f1543e8c3a8c06fed308053c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.570473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/publication.md
observed 664e4eae044afd2ad9d514baec5ed3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.550551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/publication.txt
observed 78abf486bb6af83482a4c836a3b8b458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.464295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025
observed e4b86bf0453ecfaa7074231147b8ef6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.446689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/manifest.json
observed f6ae70f1543e8c3a8c06fed308053c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.428358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/publication.md
observed 664e4eae044afd2ad9d514baec5ed3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.411481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063025/publication.txt
observed 78abf486bb6af83482a4c836a3b8b458...
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.