OpenTechnical

OT-2026-000023916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000023916) never changes.

Identity and time

Publication numberOT-2026-000023916 · never reused
Internal UUID01a0ae70-aed6-76ca-a381-c05aebad72a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023916
StatusPUBLIC

Content hashes

Canonical text0a4772e06aff248228b2c861e478f7d99db871bc72b129a95b56150456f676c6
Markdown117d8810e294cf31dac30f9242e54d7659ae423e630eae994e3256b2c84d07ee
PDF
Publication page8904891304a089225908beb5576a40e22c4ac226202596712586822ab0eada2f
Manifest95c12bd0d14c80fd71f15ce3272851e3ce7c8e6ec81f7f9ebcca32fa00985764

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
SignaturecwI9gFfGLmY6jGNcdLvDcL8VQYxbTHJRLDg1soS46bb3QGhg2guibynVd6v6x5Bnauv05V/V+JKfWFOY9LkqCw==
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

2026-09-17T11:50:32.244690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023916
observed 8904891304a089225908beb5576a40e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.226969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023916/manifest.json
observed 95c12bd0d14c80fd71f15ce3272851e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.206190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023916/publication.md
observed 117d8810e294cf31dac30f9242e54d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.187835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023916/publication.txt
observed 0a4772e06aff248228b2c861e478f7d9...
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.