OpenTechnical

OT-2026-000012300

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000012300) never changes.

Identity and time

Publication numberOT-2026-000012300 · never reused
Internal UUID01a0ae6d-39f5-7f1b-8329-b83b329a80d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012300
StatusPUBLIC

Content hashes

Canonical text20132f4cbc3736f717c77e12e1b7a848409f22216b14071edef34a6a031f22b2
Markdown7104a9830c83c4bede7035736bd2afdaa64b8fcb19c64fe44fb8197ccef60560
PDF
Publication pagef018977bc07aa4b18bc0dac9028fa92e2ea29e6ed225a2f0db48083ed8d6569c
Manifestd5b7adafdc9e0b756f0a9a050f8a3a28252740c6ad471a208fc1b1cbd58d46e4

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
Signature1jYOssJfQs2E7lr2xYqKAf80M0AF6L/d9paKnXdIfGe57CJXo3M9rI+Cfe+/IWcUHvywAxJE9wgWWVP3vM33Cg==
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

2026-09-17T12:11:14.575892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012300
observed f018977bc07aa4b18bc0dac9028fa92e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.556831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012300/manifest.json
observed d5b7adafdc9e0b756f0a9a050f8a3a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.540631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012300/publication.md
observed 7104a9830c83c4bede7035736bd2afda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.522364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012300/publication.txt
observed 20132f4cbc3736f717c77e12e1b7a848...
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.