OpenTechnical

OT-2026-000083973

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, sustained 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-2026-000083973) never changes.

Identity and time

Publication numberOT-2026-000083973 · never reused
Internal UUID01a0ae98-0419-783a-b939-84adafbcb9ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083973
StatusPUBLIC

Content hashes

Canonical texta4d208e3c9dd1d16d1eb6a2c282c56f1becec93686fad980b28319b288c05b8b
Markdown67fb91a8d684b7ff45cbb2991d9fe399d0a72752f82515d0ac2fc477cb08c3a2
PDF
Publication pagefa1812e822a3cf922ad6a6b488a61dfd83d55a6ce5fb9b4afb50d05c563f9c40
Manifeste47415ba477f3f318643692364b54a164972c3096ea047c7689ed0e8b2c8d020

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
SignatureKYmoZC/rGaldVrqwECP17RPBTcbJwC2s9T9x45p4jLqMhCBT/4s0ZnS1SOz8eY20LtANozjereRgiMfnmMgAAg==
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

2026-09-17T10:00:30.085318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973
observed fa1812e822a3cf922ad6a6b488a61dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.063517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/manifest.json
observed e47415ba477f3f318643692364b54a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.046979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/publication.md
observed 67fb91a8d684b7ff45cbb2991d9fe399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.028923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/publication.txt
observed a4d208e3c9dd1d16d1eb6a2c282c56f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.584855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973
observed fa1812e822a3cf922ad6a6b488a61dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.570046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/manifest.json
observed e47415ba477f3f318643692364b54a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.554345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/publication.md
observed 67fb91a8d684b7ff45cbb2991d9fe399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.538821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083973/publication.txt
observed a4d208e3c9dd1d16d1eb6a2c282c56f1...
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.