OpenTechnical

OT-2026-000044964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off 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-2026-000044964) never changes.

Identity and time

Publication numberOT-2026-000044964 · never reused
Internal UUID01a0ae7c-911d-7d80-91e1-d5c7f751df51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044964
StatusPUBLIC

Content hashes

Canonical textc1c14c0dff03c1773d87777d40c20ad580fe58f00ca24da53ab308a9283a64c3
Markdownc3b1cacdd024439e535ca8ee24b3e806815328aa4229b89e2a4d344c568be737
PDF
Publication pageff955c8bc8e109589e74e83daaaf2cfa50415e99cec5df46066b08fbb5ca557e
Manifestad451c6186a8f9897221be8dff6f79b67ee1788a4e6912eb089babe4d09818ac

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
SignaturejGubis2jkbwKrnKV+TgWTkrsbW0zPUjRkwx2SVQNPA98KkfXEGp116I8kWFr/WzPWy3+cPVmPWVtVTM3Y9cDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:39.019937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044964
observed ff955c8bc8e109589e74e83daaaf2cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.000232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044964/manifest.json
observed ad451c6186a8f9897221be8dff6f79b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.982182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044964/publication.md
observed c3b1cacdd024439e535ca8ee24b3e806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.965319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044964/publication.txt
observed c1c14c0dff03c1773d87777d40c20ad5...
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.