OpenTechnical

OT-2026-000016692

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000016692) never changes.

Identity and time

Publication numberOT-2026-000016692 · never reused
Internal UUID01a0ae6e-5918-77f2-9f98-2bf5fc1d71d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016692
StatusPUBLIC

Content hashes

Canonical text8d1faac062f2b33d13869febabd384acc220a946d393375e09aa960d8be0594b
Markdown06c034bb990ff46f7dae66d6401f07f0d1c089bfc062cc1c5911777294c929f7
PDF
Publication pagef819a77dee707206b6a9c216f2515f1dd511bd5246e47f435d10a393254453ae
Manifest5e556ab85a99fa9328e4945d4016be016ac84f73444a74ed3ea94f38cea2c8f9

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
SignaturehEIIXVWxEIsikAd4bOeBfRYuwHy9ayAMDjB2+cnf7APzRiQE7Z9EXIB5Y1PmKeKPqS46685zKDFaYO5ifkSUDg==
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

2026-09-17T12:02:54.850853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016692
observed f819a77dee707206b6a9c216f2515f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.832439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016692/manifest.json
observed 5e556ab85a99fa9328e4945d4016be01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.811981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016692/publication.md
observed 06c034bb990ff46f7dae66d6401f07f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.793510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016692/publication.txt
observed 8d1faac062f2b33d13869febabd384ac...
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.