OpenTechnical

OT-2026-000097418

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000097418) never changes.

Identity and time

Publication numberOT-2026-000097418 · never reused
Internal UUID01a0aea1-55b2-7c1a-a906-b78e646ba0aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097418
StatusPUBLIC

Content hashes

Canonical texte10a4cdecedcc86c9f6ce5bb5f6408b94bb76323a6cbaeefda4cf0a4e4e0a18a
Markdown0480f18ba31ca4eed06a1563415f65a8327f1ee42919ffdaaf3d16e8cd26f928
PDF
Publication page62eb2d6b849dd7b841782a8775ea7d4c96a08fb554d2aa5f5c82c5ac1ab0324e
Manifestb59e0edbe37113753eaf6eebcf5fbd7cca53c94604966b1ccfe22453b4dea3e8

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
SignaturezkDkHbLrAIhFNUdt9rrHIi/7Z8WRNgViMWBESXTIRyS1ve3CoWYHfx4etY4Zev0IVbyPdZSoS0zAQngHC5+ZCg==
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

2026-09-17T09:33:16.222911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097418
observed 62eb2d6b849dd7b841782a8775ea7d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:16.203377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097418/manifest.json
observed b59e0edbe37113753eaf6eebcf5fbd7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:16.183786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097418/publication.md
observed 0480f18ba31ca4eed06a1563415f65a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:16.165154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097418/publication.txt
observed e10a4cdecedcc86c9f6ce5bb5f6408b9...
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.