OpenTechnical

OT-2026-000015982

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000015982) never changes.

Identity and time

Publication numberOT-2026-000015982 · never reused
Internal UUID01a0ae6e-0c4d-71ef-8511-be763978ecbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015982
StatusPUBLIC

Content hashes

Canonical text2b490d30b48034df4cb681c1bf9ea22d9e960b0791fd37ef7dd3c2e9f3c0135e
Markdownf89e115e086c43b1871376158f040ca996847cab0dc89a9cd5bc7470e8a929d6
PDF
Publication page58a04e88c0091c7233c3e4f301cca63917fd3be4c0396695ac59e5a221bd3eee
Manifestb49dca116b8bfd757944005af7b4c4ac52b2e4005393476ffae471a828762323

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
Signature9PgrpcsBGM4FqGmWAKCu1ntP5/PfIW7qcsVu+kxpIMqdKtrkviID683x5+a5RDr9r9W9pElu+E9ckkACE35NDA==
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

2026-09-17T12:05:29.605295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015982
observed 58a04e88c0091c7233c3e4f301cca639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:29.578790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015982/manifest.json
observed b49dca116b8bfd757944005af7b4c4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:29.554868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015982/publication.md
observed f89e115e086c43b1871376158f040ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:29.529766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015982/publication.txt
observed 2b490d30b48034df4cb681c1bf9ea22d...
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.