OpenTechnical

OT-2026-000063345

Publication integrity record

Three cup vacuum gripper, three 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-2026-000063345) never changes.

Identity and time

Publication numberOT-2026-000063345 · never reused
Internal UUID01a0ae8c-f943-76af-9a88-277679b14032 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063345
StatusPUBLIC

Content hashes

Canonical text7f49e4406590e330541b1951cdea1062c90d8833bb94de107634435cea86d5cb
Markdownc574cc706a8779d261cb25eb55615f5e1ccb7190961784a89c3d53e8464ef2e2
PDF
Publication page4b06fca1de7a1965161aa7e2023d94c16a571ac5b2ec37465e6ca8f8b504099c
Manifeste7cc66c53c74da94c6e3e66cb453b7c049e3006a37756f748036debf4782efc3

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
Signaturejw2geMTn2jcqwnnmGFreCJxjBrcNUzKhmQ+8fLsfJqh0cDbwo8+cWk7qk55lcvFsz0Zu9/aQEJSSw69pdMmIAw==
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

2026-09-17T10:37:14.637159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063345
observed 4b06fca1de7a1965161aa7e2023d94c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.621046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063345/manifest.json
observed e7cc66c53c74da94c6e3e66cb453b7c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.604296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063345/publication.md
observed c574cc706a8779d261cb25eb55615f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.587807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063345/publication.txt
observed 7f49e4406590e330541b1951cdea1062...
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.