OpenTechnical

OT-2026-000064914

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000064914) never changes.

Identity and time

Publication numberOT-2026-000064914 · never reused
Internal UUID01a0ae8d-debd-7452-a5c4-c3a2f7a973e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064914
StatusPUBLIC

Content hashes

Canonical texta69f509217196bc573efae361eed04720cdfbd4fb7b2a6924c9d2a03d6a9fc26
Markdown0a78b27950c1964aac6dd4ae895e253753707fddf03ae986cab070b1bc4518d8
PDF
Publication pageb8497b9d5d31e366b4b13c6b9f6f163fe69d63a7561d6e04fed33f07414daaa4
Manifestcf23a8d85928d1cdc5c3328f48bd377f818389f2cf267ed1a6946742df4169cf

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
SignatureWGHKiqfHnluVAnYJF3lMnfAldQbIFRyppg6nDrmdhClAf6MHJugooye3QpotEAy+rVBIM5kcA8O+yVSLtzNfDQ==
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

2026-09-17T10:35:50.843332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064914
observed b8497b9d5d31e366b4b13c6b9f6f163f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.824602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064914/manifest.json
observed cf23a8d85928d1cdc5c3328f48bd377f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.804713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064914/publication.md
observed 0a78b27950c1964aac6dd4ae895e2537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.787114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064914/publication.txt
observed a69f509217196bc573efae361eed0472...
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.