OpenTechnical

OT-2026-000092963

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000092963) never changes.

Identity and time

Publication numberOT-2026-000092963 · never reused
Internal UUID01a0ae9e-090f-74f0-bbea-998a56703086 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092963
StatusPUBLIC

Content hashes

Canonical texte7ee7c6141c48bc62cb85249946ac0aa4fd35a189bdce761ac8169cae644de26
Markdown97f0ff7543a161345579e2010ae5152aa28a4b64fcab2c8e05e4a8f5d253623d
PDF
Publication pagecbec635b116f93c86d7e6e2be7082f2ddd0cdf6a493384c98216d5aa2b08f575
Manifest11dc89249b1fe9f73e3f6ed613f920a3fdbd8b06813197adecd28401bd8a8c8e

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
SignaturevvhM4m7b09nxOFqOk0bSQrtQqcMPUECU7/ZlT8ht1m0V49TCi/G8Lttoab0xcezd2zou58pVF5h3/pqnTS9yBA==
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

2026-09-17T09:40:09.410870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092963
observed cbec635b116f93c86d7e6e2be7082f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.393339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092963/manifest.json
observed 11dc89249b1fe9f73e3f6ed613f920a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.376467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092963/publication.md
observed 97f0ff7543a161345579e2010ae5152a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.358058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092963/publication.txt
observed e7ee7c6141c48bc62cb85249946ac0aa...
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.