OpenTechnical

OT-2026-000093502

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000093502) never changes.

Identity and time

Publication numberOT-2026-000093502 · never reused
Internal UUID01a0ae9e-508a-7590-a024-32ad006b5c51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093502
StatusPUBLIC

Content hashes

Canonical text7441af8bf83caf0eb426c59fa82298d542ff0c1d0916a63223f8149b10e4bc09
Markdown8067bbb1eaddb23579ed3465a1ed12fed14a3ce79476c92a58868dd86ac1dfab
PDF
Publication page6350f3a597e8b89148b9f8d66a17dc9d072675ba276ce862665732aec7aaa565
Manifestc9847eca9fda22ec0bb9478d572f34626809be808d29d60ad837ccb9599b04a6

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
SignaturemiIOmde3BM3GswXX/KFEGO6pICtRx02NAt6j6DBUPluI2boH+f4/ERukhuv5xzcTUGpONarK/oyBkbdhaLnbDA==
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

2026-09-17T09:40:26.774331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502
observed 6350f3a597e8b89148b9f8d66a17dc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.755927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/manifest.json
observed c9847eca9fda22ec0bb9478d572f3462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.740176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/publication.md
observed 8067bbb1eaddb23579ed3465a1ed12fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.721713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/publication.txt
observed 7441af8bf83caf0eb426c59fa82298d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.866410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502
observed 6350f3a597e8b89148b9f8d66a17dc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.849650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/manifest.json
observed c9847eca9fda22ec0bb9478d572f3462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.832827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/publication.md
observed 8067bbb1eaddb23579ed3465a1ed12fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.816966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093502/publication.txt
observed 7441af8bf83caf0eb426c59fa82298d5...
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.