OpenTechnical

OT-2026-000085745

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000085745) never changes.

Identity and time

Publication numberOT-2026-000085745 · never reused
Internal UUID01a0ae99-aaae-7676-bdfb-db5e6fd244ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085745
StatusPUBLIC

Content hashes

Canonical texte7b46ff80073a38d6974c77e8ce5ff5803c2765a5e14cb880dcdfdbd82944bab
Markdown645b6d192da34eb7a2f9bcba3e6ad0169b6091f0a0b549a41154ca82742b202c
PDF
Publication page0db2e5e40c41fcae2f60146711ddbb5d6330f7484d9b4d25fd9e27d39ae54d0a
Manifest1d20acb47b6a4af7b1ab3b7f384ff84aa85db50f95ea7527818d0e230700a0a7

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
Signaturek8X8fOE1pfbh9UeWPzo/pYULS7gGZ8vrNivtJWdelwtB8V61JEBWtaBQTw27Ekop8hlt/PEsuEv/TVV2Lqa4Cg==
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

2026-09-17T09:54:39.689691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085745
observed 0db2e5e40c41fcae2f60146711ddbb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.673118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085745/manifest.json
observed 1d20acb47b6a4af7b1ab3b7f384ff84a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.656172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085745/publication.md
observed 645b6d192da34eb7a2f9bcba3e6ad016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.639840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085745/publication.txt
observed e7b46ff80073a38d6974c77e8ce5ff58...
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.