OpenTechnical

OT-2026-000097523

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000097523) never changes.

Identity and time

Publication numberOT-2026-000097523 · never reused
Internal UUID01a0aea1-55b4-73d8-9312-e1be4251858b · 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-2026-000097523
StatusPUBLIC

Content hashes

Canonical textbbc04a7501ec9ad5a8ebbeed837c3c2a4f187b8deb15c495ab865081b93eab13
Markdown7916f32f7ac0ed5e5e5054116f16215d13ad5a840c1a6d5e06c117face80cbc2
PDF
Publication page3fb3877753b10c85002d428415f9e5ee8b386a7e7cf41b89e96f21a4bfaf1d04
Manifest4a586a2e61d77a0594c3fa99d16dec27f38af45ddd664c478c475a6086871fba

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
SignatureAPYUefDBcM+KHsc68Ph9l2nsi1f+hzQbOeggK3RNUSROjoX1Z5+q6y11SBgMeiXS7cvleyq6k/dWLASz38ixDQ==
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

2026-09-17T09:33:23.789510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097523
observed 3fb3877753b10c85002d428415f9e5ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.772879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097523/manifest.json
observed 4a586a2e61d77a0594c3fa99d16dec27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.756626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097523/publication.md
observed 7916f32f7ac0ed5e5e5054116f16215d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.739583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097523/publication.txt
observed bbc04a7501ec9ad5a8ebbeed837c3c2a...
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.