OpenTechnical

OT-2026-000077210

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000077210) never changes.

Identity and time

Publication numberOT-2026-000077210 · never reused
Internal UUID01a0ae94-f508-710c-832d-d9e02ec5a7c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077210
StatusPUBLIC

Content hashes

Canonical text9703f5b0083c3146dd1f34c7856fd624ed220be56029b64b8ea5b7bfd8ce137f
Markdown2349cba813d2d8d842e128dac5d31e1011181f5742d4f4e734400af6d4319cc1
PDF
Publication pagede1244e3cdf6eaebae682b348873a3c62a45d1a90416b41b9f3f67a45cdad81d
Manifest589d0cc25d68b044eed54634762bea176aa03dd9043f797910c4bf86805bc477

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
SignaturebZ6z2BUAIbWY/LHx4mehGc5UgmI5eleNXnrwNSz3rl4GMt0UHpQ7jEsPLQW3g7IghBIL7RPDoISkWwRf5nFNDA==
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

2026-09-17T10:08:48.653695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077210
observed de1244e3cdf6eaebae682b348873a3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.634411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077210/manifest.json
observed 589d0cc25d68b044eed54634762bea17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.608099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077210/publication.md
observed 2349cba813d2d8d842e128dac5d31e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.588311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077210/publication.txt
observed 9703f5b0083c3146dd1f34c7856fd624...
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.