OpenTechnical

OT-2026-000066654

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000066654) never changes.

Identity and time

Publication numberOT-2026-000066654 · never reused
Internal UUID01a0ae8e-ce42-7d18-8670-bad3514595c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066654
StatusPUBLIC

Content hashes

Canonical text6edfdeea8eec5a93945a709e440466f50d03c7b7ea2d56d0ef8035d09fe15e0c
Markdown4d0b36419ef78b5ad57ad895467539616b628476509d19ffa3703af00336fa8b
PDF
Publication pageea3b6f47453dce95851faf8019daa3e0beee2453ff2f91fec749234eb6b9ef9f
Manifestaf40425e8267d603986e76b04878cff480cc6c54c15d92b946388e3c54ee23f9

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
SignaturerEhNFImmd8gQjeUe7XYcQuLlzRysqwGEC5X6xExDE1giwZzhAHvFM03ipBQdaai4fHMuvkKjKALu8seZ1Cz1Cg==
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

2026-09-17T10:33:02.414812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066654
observed ea3b6f47453dce95851faf8019daa3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.395440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066654/manifest.json
observed af40425e8267d603986e76b04878cff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.375453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066654/publication.md
observed 4d0b36419ef78b5ad57ad89546753961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.356376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066654/publication.txt
observed 6edfdeea8eec5a93945a709e440466f5...
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.