OpenTechnical

OT-2026-000073622

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000073622) never changes.

Identity and time

Publication numberOT-2026-000073622 · never reused
Internal UUID01a0ae93-2b8c-75c0-ac91-add35c19c84d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073622
StatusPUBLIC

Content hashes

Canonical text3626188344ebc5e2b5a71ec630adce8029987bb79f5fb1e15f5725b7101e95be
Markdown0b54076367ef305c20d466821b2625d964677684089f77cf89961a057993ba29
PDF
Publication pagea211d331ddbc08de0553d90850cda9c741563a6fd8e2ac8f5f33cb8a3d398ac6
Manifeste7c3e5bb432b4745e247b5190c09ec05822d02a5860b5a057f4f982f8ffa866b

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
SignatureS0YiDdhK45xq1Fltk1M+WtAFWv8CavMcHfPH+jeF6s84Z65ZL9FRlPYkATiLP5ScvivdOEABSWh7Wn7/dmGGAQ==
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

2026-09-17T10:19:39.728214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073622
observed a211d331ddbc08de0553d90850cda9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.710340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073622/manifest.json
observed e7c3e5bb432b4745e247b5190c09ec05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.689659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073622/publication.md
observed 0b54076367ef305c20d466821b2625d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:39.671708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073622/publication.txt
observed 3626188344ebc5e2b5a71ec630adce80...
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.