OpenTechnical

OT-2026-000037212

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037212) never changes.

Identity and time

Publication numberOT-2026-000037212 · never reused
Internal UUID01a0ae77-7741-7546-9d69-1ccb33805fed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037212
StatusPUBLIC

Content hashes

Canonical text7a8114ea35d88488ff9bf772d2814a6bff25b05b495e77aab81ac3eb082e1f15
Markdown4ba471b49b4182a0db7405fa5d8287dcaa41a6615fabf30002f4ea2468759803
PDF
Publication pageec46f4e62669882a981ace6338a8efda828efeac16919bd0eae07693bcf8e6b6
Manifestb18ca08f794024beb64c22b3c271a529352e4e8425806499308e804c945243be

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
SignaturerUTm/WAJCxiTp+jJ7+xTKmqfPj8w90uD6PocnSGSBUWdfpj0S0CkjOHv3+ItfCpkGW1zmktc1PyXEqC4AcHdDw==
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

2026-09-17T11:25:06.103009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037212
observed ec46f4e62669882a981ace6338a8efda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.086412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037212/manifest.json
observed b18ca08f794024beb64c22b3c271a529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.071000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037212/publication.md
observed 4ba471b49b4182a0db7405fa5d8287dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.056613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037212/publication.txt
observed 7a8114ea35d88488ff9bf772d2814a6b...
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.