OpenTechnical

OT-2026-000077929

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000077929) never changes.

Identity and time

Publication numberOT-2026-000077929 · never reused
Internal UUID01a0ae95-2ed1-750d-a25c-1f4921643d95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077929
StatusPUBLIC

Content hashes

Canonical texte836a9ba9b4d95184c5e4a6d4b1908d3758b2d7ccfa2ac389f87962083f8c5f8
Markdowne467a6dccf8cbff121531dc407d953b70d0291ece24fd503a7ee340c2b902702
PDF
Publication pagef69c6537f1df3aa983253bf5a209d3e0f1ef4179e5791379f16958ada0c51deb
Manifestdc49d576bc0ac1cfae52a7a2a4803ad1758a6a6f203de90e853d808078d7815a

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
Signature2Y2ZDGjCj7QkARz1LyR61udIqqLQUxRY7mdc101kAkJLfWEN8qVtQX9IAwje2Tca/CbGoIHyleNmBIasYvF1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:12.231244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929
observed f69c6537f1df3aa983253bf5a209d3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.206180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/manifest.json
observed dc49d576bc0ac1cfae52a7a2a4803ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.061944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/publication.md
observed e467a6dccf8cbff121531dc407d953b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.039991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/publication.txt
observed e836a9ba9b4d95184c5e4a6d4b1908d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.453683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929
observed f69c6537f1df3aa983253bf5a209d3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.435488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/manifest.json
observed dc49d576bc0ac1cfae52a7a2a4803ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.415320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/publication.md
observed e467a6dccf8cbff121531dc407d953b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.398809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077929/publication.txt
observed e836a9ba9b4d95184c5e4a6d4b1908d3...
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.