OpenTechnical

OT-2026-000097266

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000097266) never changes.

Identity and time

Publication numberOT-2026-000097266 · never reused
Internal UUID01a0aea1-01ca-7cfa-b830-43e096100e16 · 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-2026-000097266
StatusPUBLIC

Content hashes

Canonical text37ac7dc4259918007291a17aee0bc5f64e6b45cee03327e34c6116c7f9e4b50a
Markdownbd82c5af3bf5ba8ea8f65d5b76ed096952caf3e94875fdb0a921f8e0bc5b9a0d
PDF
Publication pagef352a884fb135266c2520daf5702f0a9a1ded1d82feb82b562df893ccba7485b
Manifest134d19db55eed77d41a4960e05641bf67c3be6ce1236db0ae2cf6f8536dba8aa

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
Signature90fWJZgH515a6GjCp3id21Er2Wy4EMN6WIddh3p9sqZwlVbSuerOToUQUoVaRXBkKClmEroUno/HgX9sqBt/BQ==
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

2026-09-17T09:33:31.501098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097266
observed f352a884fb135266c2520daf5702f0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.483857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097266/manifest.json
observed 134d19db55eed77d41a4960e05641bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.468335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097266/publication.md
observed bd82c5af3bf5ba8ea8f65d5b76ed0969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.375486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097266/publication.txt
observed 37ac7dc4259918007291a17aee0bc5f6...
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.