OpenTechnical

OT-2026-000025231

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000025231) never changes.

Identity and time

Publication numberOT-2026-000025231 · never reused
Internal UUID01a0ae71-5fa6-7491-9655-6d39e0f4c449 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025231
StatusPUBLIC

Content hashes

Canonical texte84087e9222c157ca9061c2d743c1b9539f81753743c55ee042295e9d159e34c
Markdown9d2451ed9d220675a1187c5f4d9054d916080d5c5399873079cd2e90bee161d1
PDF
Publication pagecfe73275ab9643989ecbb26dd8012a1bfc76694c99ee103c723a95820617e82a
Manifest456322d998ebe4c16e79a18a45d03b853973c2370cacb36b9f64afffe8d395a6

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
Signature/CQiB3yXSCCReIA1WqeQCmopXa9wBY47dJoAOBbYUFDWfnZcKc5lE1TaOxIKDPJQjFu2y98FrcgYY4ZAFDVxAA==
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

2026-09-17T11:47:14.374330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025231
observed cfe73275ab9643989ecbb26dd8012a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.356877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025231/manifest.json
observed 456322d998ebe4c16e79a18a45d03b85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.340894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025231/publication.md
observed 9d2451ed9d220675a1187c5f4d9054d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.325358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025231/publication.txt
observed e84087e9222c157ca9061c2d743c1b95...
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.