OpenTechnical

OT-2026-000096921

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000096921) never changes.

Identity and time

Publication numberOT-2026-000096921 · never reused
Internal UUID01a0aea1-01c8-7e23-bb8f-c2bedc7999de · 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-2026-000096921
StatusPUBLIC

Content hashes

Canonical text1003cf12189008040843a462023d72762c583ae79427adc1d1e56eb6407ede8f
Markdowna69677ee5ec64e8c3ddb12f1773235f1429515e3a444ca80a2dfa486e13ad967
PDF
Publication page121c2875e87d2d0a3396403135562b1761e980573ff647949dff4b438a11b002
Manifestb8afebe990cab9c097259e9efff52105d352ce68cced96be5bdad69cc3dc2c97

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
SignatureRSMj9Ay9eFe8nBD222vSLqQD6n6ikTr5KesJqmuV09OUBDapwVPIImhAGWz8gy1VeQFkB/ONFzEkjzk7UBZyDw==
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

2026-09-17T09:10:07.102459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096921
observed 121c2875e87d2d0a3396403135562b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:06.959419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096921/manifest.json
observed b8afebe990cab9c097259e9efff52105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:06.937556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096921/publication.md
observed a69677ee5ec64e8c3ddb12f1773235f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:06.913987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096921/publication.txt
observed 1003cf12189008040843a462023d7276...
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.