OpenTechnical

OT-2026-000030595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000030595) never changes.

Identity and time

Publication numberOT-2026-000030595 · never reused
Internal UUID01a0ae73-e505-77dd-9b7d-5b0ba395f90a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030595
StatusPUBLIC

Content hashes

Canonical text6272ccd883dd77803f40691fc7abaa64ef2a34144b2c8b9716715c8d6ed9f63a
Markdown59881d608fa7c8f53b1f61c1ea5a3c9fb7b707d24cc87d3115171bea52d98446
PDF
Publication page2fc0e0477233cef6c1fbbf2e71eefd1d9cd8edbccc7419b59ee4cf07c26d3008
Manifest72687e53e28be568da50648522b6d580951128255850f1627a47741bcb956d63

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
SignaturezqTwzS8v/RKpdeifHUcDYM7O5v6pLwM/T9sekwGbzykUBeD7UGjUL3r5sisa7kqj6Qu6nnwFegO/Hmt2JRQFAw==
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

2026-09-17T11:38:28.413259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030595
observed 2fc0e0477233cef6c1fbbf2e71eefd1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.395852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030595/manifest.json
observed 72687e53e28be568da50648522b6d580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.378349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030595/publication.md
observed 59881d608fa7c8f53b1f61c1ea5a3c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.360518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030595/publication.txt
observed 6272ccd883dd77803f40691fc7abaa64...
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.