OpenTechnical

OT-2026-000065578

Publication integrity record

Foam pad vacuum gripper, 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-2026-000065578) never changes.

Identity and time

Publication numberOT-2026-000065578 · never reused
Internal UUID01a0ae8e-46fa-75c8-9806-2de8bdd11fcd · 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-2026-000065578
StatusPUBLIC

Content hashes

Canonical text3e19e27189757ec197f545301f7fbbfeb3b15c6185e072016d5048d1021e1145
Markdown23244b079124d89ee4f91e5c64ea9aa4a4cc8aac762deecca442b639d4479c6c
PDF
Publication pagebce853ec560e31cf5750ba59747fa45e0edbaa6085da3cd1de242573d20c669d
Manifestaf917441e56471aa5981b4bb0887c8888d68148960acf2725bcd7c07a1c9613d

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
SignaturelUo/jaQ9gOBBcZAHRK6I4e1NtbZov+MPv+morfcECoI66HGvyISTThh5/UC6PhP8qEdgI/tZN5dqHWnRj/hGDA==
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

2026-09-17T10:33:55.907766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065578
observed bce853ec560e31cf5750ba59747fa45e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.883395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065578/manifest.json
observed af917441e56471aa5981b4bb0887c888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.854487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065578/publication.md
observed 23244b079124d89ee4f91e5c64ea9aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.711378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065578/publication.txt
observed 3e19e27189757ec197f545301f7fbbfe...
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.