OpenTechnical

OT-2026-000069849

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000069849) never changes.

Identity and time

Publication numberOT-2026-000069849 · never reused
Internal UUID01a0ae91-1860-7001-a280-0fe08fa1add1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069849
StatusPUBLIC

Content hashes

Canonical text309ee6f07f57cd44f9628336e1a131e216a86b53569d87ced07def04762d20ce
Markdown6371fe70dece929517c53237d23c1fe35b33e596e363faf4c02c3bd2c4a99b70
PDF
Publication page518ba05dca47083e133a7ccf4b911c1797cc8bb029be6c73dcda538387b9a534
Manifestf3b302d1bf071f0b28fa7f157f2223c2cda80b4f0b9fbe9fc0e5fec010aa7dd0

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
SignatureF5GnEZbUpOtXdj/QWiASY3H59ewox91SZQyN91tO8YKejjm41fXdcHtvm0bMxs/2w2Hhs0kSK6W4px/U9z0iCg==
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

2026-09-17T10:26:32.211844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069849
observed 518ba05dca47083e133a7ccf4b911c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.194680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069849/manifest.json
observed f3b302d1bf071f0b28fa7f157f2223c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.178029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069849/publication.md
observed 6371fe70dece929517c53237d23c1fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.159423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069849/publication.txt
observed 309ee6f07f57cd44f9628336e1a131e2...
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.