OpenTechnical

OT-2026-000092310

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000092310) never changes.

Identity and time

Publication numberOT-2026-000092310 · never reused
Internal UUID01a0ae9d-875b-7504-b294-a507a583d57f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092310
StatusPUBLIC

Content hashes

Canonical text93940bf97ffdd293a134d02874685ea4d62d27c311a016dbc620bdd40cd3cb5b
Markdownfe9ecb1349e94b4fd37e163301a978a9a87bad2d62ee64ed8e7d85bf8a3b3096
PDF
Publication pageaa5d147a3afc5515d3cdd0f599ba10604722b508ba81a87e05599c5d6dbf419c
Manifest7640ea11254afd2dd674090624bd7e6bd0b8a6b51cbcbbe496d493f0aeae6f18

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
Signature3hgGjSTyks2galYHTw9SD9kkKNhSLcSuT6TsLD4YFpvM3l/eRVCbRKVcElCSjGwC/Ii7xMVUOqive+CWJPqnBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:51.107995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092310
observed aa5d147a3afc5515d3cdd0f599ba1060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.091283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092310/manifest.json
observed 7640ea11254afd2dd674090624bd7e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.073875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092310/publication.md
observed fe9ecb1349e94b4fd37e163301a978a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.056184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092310/publication.txt
observed 93940bf97ffdd293a134d02874685ea4...
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.