OpenTechnical

OT-2026-000097316

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000097316) never changes.

Identity and time

Publication numberOT-2026-000097316 · never reused
Internal UUID01a0aea1-01cb-7d14-be01-3478fe2b1f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097316
StatusPUBLIC

Content hashes

Canonical textd525494190e4d49abe0768beb52f71267f5881df840a13ec295368247e54faae
Markdown67d069c17382fa49bd2c093a9f832e67239194d853dbecf90886702557210fb3
PDF
Publication page6351fbc73772f0303bdf583bea896aafde1057d7e9b7d9f752c9b8652c865bcc
Manifest9905ff197a69eb13846c69e42dc4f4579f564a0715fe32bc5804c0210448583d

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
Signature3SLBBYUHEv7TH1+/3WIwj1h1kzCa6riJN5jyFE/o1gYsRC+O40FYQ3pSKsWeREzen+20bo0EAZG0sXuFOKPRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:34.714912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097316
observed 6351fbc73772f0303bdf583bea896aaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.699202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097316/manifest.json
observed 9905ff197a69eb13846c69e42dc4f457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.682125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097316/publication.md
observed 67d069c17382fa49bd2c093a9f832e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.667198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097316/publication.txt
observed d525494190e4d49abe0768beb52f7126...
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.