OpenTechnical

OT-2026-000065280

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000065280) never changes.

Identity and time

Publication numberOT-2026-000065280 · never reused
Internal UUID01a0ae8e-1dfa-74e4-8cf0-f8c375b9df71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065280
StatusPUBLIC

Content hashes

Canonical textc6d793e30ed9f3bc3adcace608008997054b23efab07cf58c5e466349a863354
Markdown9d4963be752ceb6c9d9dda7f4961814bfa8c8d7bb2fa16c481c50a5fdacda57f
PDF
Publication page5fe0649892d7101233323bd52816538cde27c5968d6ef7dac7bc756a7db3ca75
Manifest61cdca67f05d108b6e29eef7fe44bf3e699afc21690a3ece3cea21e3489cdad8

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
SignaturejTjqjefbGAKtF/zKtMe6D4zJeS5n7Z40ukh4zvJr9ug/cnNQA6N0u92BJp7B6wSeu0JHhQ/z3fOsRSm1WH1iDQ==
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

2026-09-17T10:35:14.884868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065280
observed 5fe0649892d7101233323bd52816538c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.866923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065280/manifest.json
observed 61cdca67f05d108b6e29eef7fe44bf3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.849364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065280/publication.md
observed 9d4963be752ceb6c9d9dda7f4961814b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.831424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065280/publication.txt
observed c6d793e30ed9f3bc3adcace608008997...
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.