OpenTechnical

OT-2026-000064358

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000064358) never changes.

Identity and time

Publication numberOT-2026-000064358 · never reused
Internal UUID01a0ae8d-a460-7502-b530-add1ef55c878 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064358
StatusPUBLIC

Content hashes

Canonical text4b581f288202baaffa4c6c4f1b28ea75a3839328f17922e8beb48ce1637a5d55
Markdownc517dfbe740414cac41ab7579892a0ba18dc8d024571f75bbe9afdb34a47db61
PDF
Publication paged69c9d4b28484867860e182fde5571dcba68083d67c4eb9af2ffff5d6bfb1af5
Manifestffa5593377029c37d3ebd2f43d2c9484a32e1f1b52edb1b871947b1251d72705

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
SignatureFd/IaCw15x6JOsJc/0XB4DXfWeRv2Yc6aCed9avuEK6amGRSBmwNYJQZMJGU5wSdrv6vWD9i8LKWe5lhd0heBA==
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

2026-09-17T10:36:31.164998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064358
observed d69c9d4b28484867860e182fde5571dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.147432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064358/manifest.json
observed ffa5593377029c37d3ebd2f43d2c9484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.129719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064358/publication.md
observed c517dfbe740414cac41ab7579892a0ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.111357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064358/publication.txt
observed 4b581f288202baaffa4c6c4f1b28ea75...
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.