OpenTechnical

OT-2026-000044128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000044128) never changes.

Identity and time

Publication numberOT-2026-000044128 · never reused
Internal UUID01a0ae7b-d67a-7ba2-bc96-682829e10edd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044128
StatusPUBLIC

Content hashes

Canonical textd4b788512c9582e9135f8ed46b75ed1b21180aad54df3feb5e7636f970394da2
Markdowna523c3efa3ebc598db63f0ed5ae30221bf5e56b243168024957778871a77d8a0
PDF
Publication pagee2d96ea1a1140ce08a0fffca4bf35e4c47365d51465957b64415fe976fb5f305
Manifeste481e01b6754234fdbe287aed2d474e3abdb34ee7cade0e7e2a18a733eb1ee13

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
Signature/2NWf/R9/OuKEOM2a5+wspCSmc0XTCzVRSyEBV8kbGbvnoAQiJD0gAl6CK91tHKda/Iiamn9D7kGh1QEcaVLBw==
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

2026-09-17T11:12:32.764171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044128
observed e2d96ea1a1140ce08a0fffca4bf35e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.745601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044128/manifest.json
observed e481e01b6754234fdbe287aed2d474e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.726799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044128/publication.md
observed a523c3efa3ebc598db63f0ed5ae30221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.706993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044128/publication.txt
observed d4b788512c9582e9135f8ed46b75ed1b...
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.