OpenTechnical

OT-2026-000085394

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000085394) never changes.

Identity and time

Publication numberOT-2026-000085394 · never reused
Internal UUID01a0ae99-aaab-7fa4-909f-ce3a0e4cacef · 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-2026-000085394
StatusPUBLIC

Content hashes

Canonical text7b501826c497279d02467cdcc6c5766493bb524b653996b3728a1ec911a412bc
Markdown6b9c2dea3a5cbd3c0b7c2c73aa9596178b9801e5a9cb65a3066afce1fbe904f2
PDF
Publication page8c81573d4eca204b2ad962db1a9c3ea928165c71cd9b72fd6867b818ca157575
Manifest1eac0cf12cfd2974b319332c49c3dab05cc3d840fd5816d75a7a3e739181912b

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
SignatureaHEPBd+O85NzBjHVYG79IqGFEX+af+d10wg4V1zZPhYVWskuEtMS5OseePsc9r1quEpOxyMSlm+UaGDwN9WPBA==
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

2026-09-17T09:54:09.625402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085394
observed 8c81573d4eca204b2ad962db1a9c3ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.609155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085394/manifest.json
observed 1eac0cf12cfd2974b319332c49c3dab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.590408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085394/publication.md
observed 6b9c2dea3a5cbd3c0b7c2c73aa959617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.572392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085394/publication.txt
observed 7b501826c497279d02467cdcc6c57664...
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.