OpenTechnical

OT-2026-000039522

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000039522) never changes.

Identity and time

Publication numberOT-2026-000039522 · never reused
Internal UUID01a0ae78-d8d3-7712-9867-babd8df7a0b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039522
StatusPUBLIC

Content hashes

Canonical text9333c567eaddf946ecbbcb503f47a34a256fa40b81593d8ac5e6cb1b7ba9b0a0
Markdownf471f0013eb506fade4201988c85cc915dbb633af37fd0ed6b69930d45f8e2aa
PDF
Publication page0f40cd21fb119d316b1c83b91558863441ddf63c0ab62f022152c52efeb2c032
Manifest3f6c113d4d079132979585094a3714c3fd97f53a69bf900f08cec3bd6eb5ed05

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
SignaturesRd6n/5B6ggSbMvJzmEIEdW6GnpA38zFOmfnROPnSwWlD7ob/4KjZNMgAFSTt7OzhmTaXfL2kDaBaIjO1BC+Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:39.940384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039522
observed 0f40cd21fb119d316b1c83b915588634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.922314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039522/manifest.json
observed 3f6c113d4d079132979585094a3714c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.903057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039522/publication.md
observed f471f0013eb506fade4201988c85cc91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:39.882576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039522/publication.txt
observed 9333c567eaddf946ecbbcb503f47a34a...
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.