OpenTechnical

OT-2026-000008494

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000008494) never changes.

Identity and time

Publication numberOT-2026-000008494 · never reused
Internal UUID01a0ae6a-e46a-78ce-a8ac-867e4a96fc17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008494
StatusPUBLIC

Content hashes

Canonical text6a70246167c77245ac652d6cae721fa35042ee5e7049a798fdc8b53d56b561f4
Markdowna631a268e2c8b8821da20444957651fe531002c9a49d20974a21dd7ac92e3e9e
PDF
Publication page2e47213eb3f1cb506bdd4c9a6d161c712e2af5ce2885059fa6a86d31036f8b03
Manifestfcf551e9ed5fc0c67ea9f21ce07be974a34a448e26a0092894723abd853bc2c9

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
SignatureLYLPAv/q4rIU0P7V6mG6JzqugxkUP8+6ZFaRUnAcjdYE6YutxuZZjiNHepLfB4G6aT/0mzRGUdOiw5hvZuRMAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:23.731557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008494
observed 2e47213eb3f1cb506bdd4c9a6d161c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:23.703245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008494/manifest.json
observed fcf551e9ed5fc0c67ea9f21ce07be974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:23.682301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008494/publication.md
observed a631a268e2c8b8821da20444957651fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:23.664060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008494/publication.txt
observed 6a70246167c77245ac652d6cae721fa3...
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.