OpenTechnical

OT-2026-000036544

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000036544) never changes.

Identity and time

Publication numberOT-2026-000036544 · never reused
Internal UUID01a0ae77-46e6-72c6-80ea-064fb6e3a9c5 · 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-2026-000036544
StatusPUBLIC

Content hashes

Canonical textcee8c271ad556b5010640b1446e4f7e510e63175969ed8cba6b3b5e0c8207372
Markdown692a825997df1042dd16796c4ae12c76a7846c0a1e4b388cef0de9f68c5238ab
PDF
Publication page6db707eb8c72f9648bbb5650d02ba1b84df1ebc9446c680069b5f88e5072b4cf
Manifest7980699d7492f92ae226ebdc9d8821e056bd9e5d3780bee923b58bffc010f96b

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
Signaturel3/IMnzQQT7/U4Y9FPKg6mpB4xir8SYnLLN1z561TnWauXdvFl4qtNYEw0vnrW6yLoWi/IA3uA8H4VXi88sVCg==
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

2026-09-17T11:25:45.101917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036544
observed 6db707eb8c72f9648bbb5650d02ba1b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.085551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036544/manifest.json
observed 7980699d7492f92ae226ebdc9d8821e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.069283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036544/publication.md
observed 692a825997df1042dd16796c4ae12c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.052884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036544/publication.txt
observed cee8c271ad556b5010640b1446e4f7e5...
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.