OpenTechnical

OT-2026-000045538

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000045538) never changes.

Identity and time

Publication numberOT-2026-000045538 · never reused
Internal UUID01a0ae7d-8f02-756a-a7ed-a9e1098c7fc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045538
StatusPUBLIC

Content hashes

Canonical textbd9eecfd5a10f45717720d4143935340e70a7f030b0d14ba32996f08ec07f671
Markdown7627606b13a427318397542ae56b71f52d03d19bb27e0a973132f059416c3687
PDF
Publication pagee9f13239e49840170dee90167be6f654515cff4513d6e86aa87e7cc500f46316
Manifeste6c9b289455c147204c187ab8ecea70dbc94a11ac01765b73ba99a9b48350099

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
SignatureGMbv9dSYGYnjJfQ+8YWOoJvHIWblLAYdUIGLT6JuCBoLr02z/EBrBAu0RJUQ4VtVAd0yl7mhinhs6SW6A0kkDw==
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

2026-09-17T11:09:17.167229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045538
observed e9f13239e49840170dee90167be6f654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.149977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045538/manifest.json
observed e6c9b289455c147204c187ab8ecea70d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.130161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045538/publication.md
observed 7627606b13a427318397542ae56b71f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.109925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045538/publication.txt
observed bd9eecfd5a10f45717720d4143935340...
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.