OpenTechnical

OT-2026-000040471

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000040471) never changes.

Identity and time

Publication numberOT-2026-000040471 · never reused
Internal UUID01a0ae79-2702-78f8-80b2-33d15e1a1e69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040471
StatusPUBLIC

Content hashes

Canonical text9074e0e1c9f78ade0f60dba11b36bdf4d81424189789b920e33e506f917a13fa
Markdown57d5bcf6d035ba73126fd35af978c2b9c9402a9b06fd8b53435efa66c300df1e
PDF
Publication pagec864734003912358c109bbc2c76b8ee0af56b51441eb16abf097d7c0975ef551
Manifest1b064688e2b3fa5c79ecf4908821296999783f5a03d79eef9970a1f555d6a4c3

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
Signaturebh8PUrqgVVwxwjYVDiGChwSon9a4d+1S5ynY2H4dLMQ4kl8svH/MEUP57Y/PE34hAh5V1rHbIHz6kAb+1EH4CA==
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

2026-09-17T11:19:31.065460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040471
observed c864734003912358c109bbc2c76b8ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.047864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040471/manifest.json
observed 1b064688e2b3fa5c79ecf49088212969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.029759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040471/publication.md
observed 57d5bcf6d035ba73126fd35af978c2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.011124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040471/publication.txt
observed 9074e0e1c9f78ade0f60dba11b36bdf4...
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.