OpenTechnical

OT-2026-000036613

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000036613) never changes.

Identity and time

Publication numberOT-2026-000036613 · never reused
Internal UUID01a0ae77-46e7-7566-a83e-2cc9786cd8a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036613
StatusPUBLIC

Content hashes

Canonical textdbb6c4860f4f7dc251fe7fd0d9d3da8ad1c136680737b305ca3f5130daecf750
Markdown4b0cd048ff13b38d2d61e978da11c99de5393be780e1e8971bd54381df40a264
PDF
Publication pagea0a2f0fce4985877d3729036581e66803dfcbb0a1bc513ee45b0491cb7a4fdde
Manifest8cc84ee79a212b206a4742f8447102777aa777e0c3930d91aae33d6f858431eb

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
SignatureXR5P0vvdYovCx+ghb1XxN/dRHR2biyYTEjfgyQ9i8VphOwYUCKq7G/ARVpzwdsjw13Gy/0H7WbG33HqjqHsQCg==
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

2026-09-17T11:25:50.661676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036613
observed a0a2f0fce4985877d3729036581e6680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.644307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036613/manifest.json
observed 8cc84ee79a212b206a4742f844710277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.625818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036613/publication.md
observed 4b0cd048ff13b38d2d61e978da11c99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.607450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036613/publication.txt
observed dbb6c4860f4f7dc251fe7fd0d9d3da8a...
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.