OpenTechnical

OT-2026-000011850

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000011850) never changes.

Identity and time

Publication numberOT-2026-000011850 · never reused
Internal UUID01a0ae6d-1941-7c90-be57-9ee83e3ffb63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011850
StatusPUBLIC

Content hashes

Canonical text14e9b5f5d53fc852045805e4beee23350c0ce1f94cb712cc06b9eb44c5e8088a
Markdownd95bdfc061ffdf989b7f29a042b9dd20f1fb42057c02236314b0a54f1a85a578
PDF
Publication page7009b3025b83303f12a70be9948b392b18c14cf1a543e81f649849d10f8bc52a
Manifestb787c0f6180ed07ce607050ea477daf5fc06ca0d405e0ab3a3f4c914346b1eaf

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
SignatureNhdEClYrxQJFpJywCZreUMQB6zrGSqUsGopEjnkgi1XHwJpdYblzqx80fQMavOQLghqlFKtiSGjKQA0nUsw5DQ==
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

2026-09-17T12:12:35.498821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011850
observed 7009b3025b83303f12a70be9948b392b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:35.477642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011850/manifest.json
observed b787c0f6180ed07ce607050ea477daf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:35.458282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011850/publication.md
observed d95bdfc061ffdf989b7f29a042b9dd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:35.437785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011850/publication.txt
observed 14e9b5f5d53fc852045805e4beee2335...
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.