OpenTechnical

OT-2026-000065410

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000065410) never changes.

Identity and time

Publication numberOT-2026-000065410 · never reused
Internal UUID01a0ae8e-46f8-7ecd-8ed3-547bef52008a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065410
StatusPUBLIC

Content hashes

Canonical texta01b60162565fd728b7d36bd27a8f10eaafb744cbd8ca7460e1074d9a213f994
Markdown0c798cab693292b234e1ae133bc1defd6147e981b6b132c1fe2a1cb7d8919cf6
PDF
Publication page7f5ad0e0330c29d2f335b0b766758569e202e3cadb9d65b5bb47c0633a1f1dbc
Manifest67612f5d388113f529a75702d5506d9a495b90c611d28dc6007733cbd6f8b3e4

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
SignatureRRme8xCgc6Q77Gn6INlHQ6v3B2UNp1W10CQBNUWUV0Rq2iN+fKiwVMogGd2dfPQyviimOMUBc/BRyCgWVV7LAA==
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

2026-09-17T10:33:40.491816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065410
observed 7f5ad0e0330c29d2f335b0b766758569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.472316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065410/manifest.json
observed 67612f5d388113f529a75702d5506d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.453331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065410/publication.md
observed 0c798cab693292b234e1ae133bc1defd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.435042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065410/publication.txt
observed a01b60162565fd728b7d36bd27a8f10e...
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.