OpenTechnical

OT-2026-000037393

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000037393) never changes.

Identity and time

Publication numberOT-2026-000037393 · never reused
Internal UUID01a0ae77-b8cd-718e-8ab0-fa332758a7af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037393
StatusPUBLIC

Content hashes

Canonical textf71367ccc32979b838bc726c0fe14db90931fc30a0c992c1130c7404081432c4
Markdown9ff0887062937c500b8d9316e2e57dbc87a34ff280a81ea2cf63b1f2f47a6943
PDF
Publication pageecbaf70084165ff3879f4da9900e96d2873bbc3d6ed2f48f4717e6ba41af8315
Manifest6a95df623e0fd4a2472062fc8774738263cbe8bdd782cd5028970f76520d79b9

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
SignatureUkPMT36kL0Mbby3ugnm+8Zp69tJbwSOJfUIyoiUWqhdMqFYbJokveXr3xVTT6CnIBWHMv9ZX9roA8cE9BV2FCA==
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

2026-09-17T11:23:49.376058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037393
observed ecbaf70084165ff3879f4da9900e96d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.358215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037393/manifest.json
observed 6a95df623e0fd4a2472062fc87747382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.339146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037393/publication.md
observed 9ff0887062937c500b8d9316e2e57dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.322403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037393/publication.txt
observed f71367ccc32979b838bc726c0fe14db9...
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.