OpenTechnical

OT-2026-000012361

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000012361) never changes.

Identity and time

Publication numberOT-2026-000012361 · never reused
Internal UUID01a0ae6d-39f6-7808-899b-9f8b0c48723a · 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-2026-000012361
StatusPUBLIC

Content hashes

Canonical text836314d74e9eaeeec255aec09b72547055673518e7e968045b436c3859779aa6
Markdown98a0a34d63b32433ca547d295f0ca6cbe63f4c5f0360650a934568d9e9e24845
PDF
Publication page55386b7bde57e3704bc8cdf358e561e3b74d4ce65fca968dec1149f4b83c85a4
Manifest4d44d33ed675bf66f3e658f1ba6c136d1da46820c1c058e6256f0c95b068e084

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
SignatureMlOHCvoYBaU3tBWDZPZNV5J/0Q1V6NlA/QaYVZCTiqlXrJ6IJn0YGWXuqhDqEXHqNpclbNjDfk4rcEIE807hAg==
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

2026-09-17T12:10:58.150230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012361
observed 55386b7bde57e3704bc8cdf358e561e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:58.123000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012361/manifest.json
observed 4d44d33ed675bf66f3e658f1ba6c136d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:58.103258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012361/publication.md
observed 98a0a34d63b32433ca547d295f0ca6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:58.073049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012361/publication.txt
observed 836314d74e9eaeeec255aec09b725470...
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.