OpenTechnical

OT-2026-000065232

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000065232) never changes.

Identity and time

Publication numberOT-2026-000065232 · never reused
Internal UUID01a0ae8e-1dfa-74b4-803c-a6770f132cdd · 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-2026-000065232
StatusPUBLIC

Content hashes

Canonical text6796e02c2e1ab1b885db756afe8816d50f729bea16ace8e445d2083c9fc21354
Markdown4f9670ef0a94ef8408acd0a8bb15278ca544a2254c4528450bfce7e1aa3e49e6
PDF
Publication page537cc1e7bdf878c4df3e70606a4cafa1c26d3353756194c9a8e82cbe42fbd930
Manifestdda2e1bec4a56fafa836bf1439a6e7bbd217cf561dd0db375e6b7510084bb98d

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
SignaturekI28g0thT1OdGF/5wrl029sI+IcjT02+4dfqdWs12VsMd6EkkEuBrgAvzCo0lH9x0O1z/Gq408ZzKl092d7bBA==
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

2026-09-17T10:35:05.300343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065232
observed 537cc1e7bdf878c4df3e70606a4cafa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.281354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065232/manifest.json
observed dda2e1bec4a56fafa836bf1439a6e7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.263059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065232/publication.md
observed 4f9670ef0a94ef8408acd0a8bb15278c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.244328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065232/publication.txt
observed 6796e02c2e1ab1b885db756afe8816d5...
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.