OpenTechnical

OT-2026-000023837

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000023837) never changes.

Identity and time

Publication numberOT-2026-000023837 · never reused
Internal UUID01a0ae70-aed5-75e4-916b-6351a46ea6b2 · 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-2026-000023837
StatusPUBLIC

Content hashes

Canonical text1460ab698ad0415e1a971c8046bdbecc11283793a10aca13f7ec9da5c3ae116a
Markdownd6b90cb087260184c2d319c9c0403dc7ccbc733030b7541c3de693d95335dcab
PDF
Publication pagecc458ecba7be8bfc093e9ae6c7c049bdfcf23c26b517346f7025952d54b51a05
Manifest705014b586277dfa4584c193e5e80f258cc224abc22049b5e59cfc4a22522b9d

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
SignatureV3+ybYdbDkz3OtWF4G+kGi9s0CT+9oKCLJEp/8l/tjTicDqXPpS1jIZc3q3VpXt9Pt/FM4ZS8b7Nx4Pcf3KuAw==
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

2026-09-17T11:50:19.674722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023837
observed cc458ecba7be8bfc093e9ae6c7c049bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.654756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023837/manifest.json
observed 705014b586277dfa4584c193e5e80f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.636016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023837/publication.md
observed d6b90cb087260184c2d319c9c0403dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.617340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023837/publication.txt
observed 1460ab698ad0415e1a971c8046bdbecc...
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.