OpenTechnical

OT-2026-000067125

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000067125) never changes.

Identity and time

Publication numberOT-2026-000067125 · never reused
Internal UUID01a0ae8f-14ff-7a78-a7b8-3076f7438cb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067125
StatusPUBLIC

Content hashes

Canonical text8e874997611550b18abf2f9b718b52df65c1c4c0b7f6a2d4d08c02b38d579875
Markdown6401518d53afcba8fd48d7b22b8e3dbeba0dd7c4b8e63d17937b6643e59cc9e3
PDF
Publication page2145d88d9782ce67e47f405eac8f9f47c55d2a7045069e41dc521c98ad1fd47b
Manifestabc905be5fb97d8954c5940ff2d78e0a9913cdba96b3712d5fa4b849ed123374

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
SignaturesaQ7cHzDSITklvf/bMIjxJVzntDCzQ8DdsYDQ/86xVq1V2laZDo2MgU1KffIYzjU7PUl6Lp2usU7DSCDZ1gnCQ==
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

2026-09-17T10:32:23.854185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067125
observed 2145d88d9782ce67e47f405eac8f9f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.836295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067125/manifest.json
observed abc905be5fb97d8954c5940ff2d78e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.820563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067125/publication.md
observed 6401518d53afcba8fd48d7b22b8e3dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.802028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067125/publication.txt
observed 8e874997611550b18abf2f9b718b52df...
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.