OpenTechnical

OT-2026-000006875

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, ejector fed, contact triggered, vented after 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-2026-000006875) never changes.

Identity and time

Publication numberOT-2026-000006875 · never reused
Internal UUID01a0a96a-734c-77f9-91cf-537d06c1878f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:52:00.975354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006875
StatusPUBLIC

Content hashes

Canonical text76c04f364d36e93e51ad6183ce9098751ce3b5273b6c8c27d47b1d96f3c143bf
Markdown284d72b215dced9270ea28e7190d4a4a6b048f5be4085b24ced4b4e14eeafa08
PDF
Publication page01dc7745b43b6eb091603fa2a773a8ae06cb591418ab2c48490152a94f270304
Manifesteb79bddeee7bb285cb7832495ca153190d792fe0260458abd9a1cb9776dbea18

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
SignatureJTFOfzF3DJrX78dgfn2B9Ia9+5R/W9e6G7cSABRwQTrPEtqvvAmWOOCAQTha4l0l21kpdpOjAUeRDOz0+woWDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:26.689917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006875
observed 01dc7745b43b6eb091603fa2a773a8ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.677358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006875/manifest.json
observed eb79bddeee7bb285cb7832495ca15319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.663525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006875/publication.md
observed 284d72b215dced9270ea28e7190d4a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.650656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006875/publication.txt
observed 76c04f364d36e93e51ad6183ce909875...
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.