OpenTechnical

OT-2026-000035280

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000035280) never changes.

Identity and time

Publication numberOT-2026-000035280 · never reused
Internal UUID01a0ae76-6a1f-7a7b-97f5-0172769f116b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035280
StatusPUBLIC

Content hashes

Canonical textb66a56e95f9591f5394b0806ee83a46c7b383ca0271b1f7eb10a6a7777f375e3
Markdown110c77f950d82a2225b95e569a213a5bc13405e8c81c91d473111d7fa99cc7b1
PDF
Publication pagebb1396ed8b3f029c7daa6582ca4288ecbb2c208707e8bd498af03430346c33a6
Manifest0a6c47191e43b7a4e6ec1c7cb797846b4e0d1358ff9f3ba8125a311a04d4d92b

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
Signaturehxn2ShazVCtN9nOWaCJKGd2BkWtbp4wTEzd0JFGH+Zd96/4ZUAUPNa9J9LYL0TUpaPQ128QZz9iEPe6C1DYWBA==
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

2026-09-17T11:28:25.942325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035280
observed bb1396ed8b3f029c7daa6582ca4288ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.925160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035280/manifest.json
observed 0a6c47191e43b7a4e6ec1c7cb797846b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.906225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035280/publication.md
observed 110c77f950d82a2225b95e569a213a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.887596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035280/publication.txt
observed b66a56e95f9591f5394b0806ee83a46c...
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.