OpenTechnical

OT-2026-000062869

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000062869) never changes.

Identity and time

Publication numberOT-2026-000062869 · never reused
Internal UUID01a0ae8c-94a8-7d27-9fe3-ac98d0e11a1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062869
StatusPUBLIC

Content hashes

Canonical text3cce641422770916801ee299bddd3d85e74ff89ea0667ee576d84d9b59f05d16
Markdowneadf8a2823c564966f4a13acdf9e690a6c0b0460348d2295fc7c8b457341ff9f
PDF
Publication page3b449aefada3e03fc1dad0b6f119d0275fd9dc3efd38ea009d6b8023d9b96b06
Manifest284ad4073bcd085385d2fb77e3dd5d48f3662c778489a4968650e9f05a2bd3d6

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
SignatureDPBDDgIjWZWoWWBYc9QtVv7ijF6G0HSkrSGjQJXBvKaaaMf+rxSGnI+PxMpSH22Czpoc2rUXNzAz/DKU93MDAw==
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

2026-09-17T10:40:13.476466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869
observed 3b449aefada3e03fc1dad0b6f119d027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.457807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/manifest.json
observed 284ad4073bcd085385d2fb77e3dd5d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.435153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/publication.md
observed eadf8a2823c564966f4a13acdf9e690a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.413425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/publication.txt
observed 3cce641422770916801ee299bddd3d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.228715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869
observed 3b449aefada3e03fc1dad0b6f119d027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.211356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/manifest.json
observed 284ad4073bcd085385d2fb77e3dd5d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.191911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/publication.md
observed eadf8a2823c564966f4a13acdf9e690a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.175116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062869/publication.txt
observed 3cce641422770916801ee299bddd3d85...
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.