OpenTechnical

OT-2026-000038324

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000038324) never changes.

Identity and time

Publication numberOT-2026-000038324 · never reused
Internal UUID01a0ae78-2d51-7c2d-bdb7-25a34dd5313d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038324
StatusPUBLIC

Content hashes

Canonical textdcbc22a72a84b029a0be8eb8cf2f25c6e442e3b9885d04f13abf9e1fa1f994cd
Markdownc0168c6b75b05ce692e7a79d374b21c2381b290001fb76f3f449a55be9a2c31b
PDF
Publication page09196a1292743650b84dfaac26618d6a9c8a956edbb7962c80722797ee2c2590
Manifestd4c194f893d1ba3f56b58a7264f9b2ed310f1e1551648473ea7127899d408611

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
SignaturexVTObGJMqAtrOW+6QSc0bD7YQMBs7QCWyjEcYKIIdHBZtULU69mbsvP1namTU65szcsrn4R0vbq/MnQ70+fcBQ==
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

2026-09-17T11:22:30.263265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038324
observed 09196a1292743650b84dfaac26618d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.245478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038324/manifest.json
observed d4c194f893d1ba3f56b58a7264f9b2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.224424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038324/publication.md
observed c0168c6b75b05ce692e7a79d374b21c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.204729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038324/publication.txt
observed dcbc22a72a84b029a0be8eb8cf2f25c6...
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.