OpenTechnical

OT-2026-000021094

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000021094) never changes.

Identity and time

Publication numberOT-2026-000021094 · never reused
Internal UUID01a0ae6f-65e5-7553-9a55-ff02fba0d729 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021094
StatusPUBLIC

Content hashes

Canonical text9a4fcacecd900475c4255eaccc59aec64fff747ee5e19b35a47f2c578876e390
Markdown61999e191c7f5cc7e4706aeba01695e16f9c684c8b25d7e7ec7849cdfbc58f33
PDF
Publication pagec5e15e1f6ff33eeb6c7fa545c8f46c759187c67f28018459eeb2e7ee2dcdde40
Manifest9b63d301e37c3346ef3f97e57059f7467488cc0187424230d2d0b2a9f27c103f

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
SignatureJ5WR03GP0S26vY0Oo/KfDV5neHfAO9GXRhsfUv+5QQtOqRrVf5QF81Y+VZTRK/5WwAtF58cyYER34+3M+o0OAg==
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

2026-09-17T11:56:23.056276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021094
observed c5e15e1f6ff33eeb6c7fa545c8f46c75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:23.038192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021094/manifest.json
observed 9b63d301e37c3346ef3f97e57059f746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:23.017826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021094/publication.md
observed 61999e191c7f5cc7e4706aeba01695e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:22.998538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021094/publication.txt
observed 9a4fcacecd900475c4255eaccc59aec6...
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.