OpenTechnical

OT-2026-000097313

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-2026-000097313) never changes.

Identity and time

Publication numberOT-2026-000097313 · never reused
Internal UUID01a0aea1-01cb-7fea-bf88-fee19b361ad5 · 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-2026-000097313
StatusPUBLIC

Content hashes

Canonical textcc1257f7a02b33427b15cff3d84de5c2fc832d2bc9f2e7931729a684ab11c495
Markdown986f0e7e6fa312ef5b3f644f6fdcd13c2de2278ac6190ed0724e1a0b68ef5b38
PDF
Publication page0991a5dbb0abf5e3a84a042c313fb0772f5b067bffdbe55d3c375a55382f4802
Manifest40a77b710b40fa5e502ab7d8cb842e4a9c1bb10185dd03c9f271d47e0bdd9191

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
Signature1BGD843dqYIVO9ulWKrn7qFb6iJtY2bzS3nOLbXDBTMECNDwlt8arfGxlVfx7ZTSyISf88uFz+xo3/mKToZFCw==
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

2026-09-17T09:33:34.516926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097313
observed 0991a5dbb0abf5e3a84a042c313fb077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.499700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097313/manifest.json
observed 40a77b710b40fa5e502ab7d8cb842e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.472372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097313/publication.md
observed 986f0e7e6fa312ef5b3f644f6fdcd13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.448183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097313/publication.txt
observed cc1257f7a02b33427b15cff3d84de5c2...
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.