OpenTechnical

OT-2026-000069851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000069851) never changes.

Identity and time

Publication numberOT-2026-000069851 · never reused
Internal UUID01a0ae91-1860-73df-a90a-233280192bee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069851
StatusPUBLIC

Content hashes

Canonical text0af97608c290881357f7aaa485b593a21b027fec14754aa6da7d4079627d6eb5
Markdown044084e56cb8e21d65445229efec50492206cfd1a3d31394b284428756a36ad3
PDF
Publication pagee1215fe5d5dd3c7824055c8e5f2b72a94824cd621486863b7f2d07200d07dc12
Manifestde4055751ea736b514e954ecfb623e298cda914cd376b6d84e253cbdc4d66896

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
SignatureUXtG0yglW4YNPsR0iPbBZY1JvWuHCYJ4xcLlKKulUDA/qpi/TLxzs2lY2MQmebscEPIYro39jt3rOfgmdq+pAg==
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

2026-09-17T10:26:40.851788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069851
observed e1215fe5d5dd3c7824055c8e5f2b72a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.833203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069851/manifest.json
observed de4055751ea736b514e954ecfb623e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.814455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069851/publication.md
observed 044084e56cb8e21d65445229efec5049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:40.797013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069851/publication.txt
observed 0af97608c290881357f7aaa485b593a2...
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.