OpenTechnical

OT-2026-000015670

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000015670) never changes.

Identity and time

Publication numberOT-2026-000015670 · never reused
Internal UUID01a0ae6e-0c4b-7a5b-b1a0-45726db44b8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015670
StatusPUBLIC

Content hashes

Canonical texte35739fe833900323eb073de1464065d5eff4da2649c7a4ea946a9491b2dbc16
Markdown22a45bad7f6efb2353b2f0cd2808b0c71903efd4b9eb03b2437557536cdf110e
PDF
Publication page2da2ba74e8202cd64444448da9c27616550e70328d9e69fbc130edec2cbb6f76
Manifesta7a9be147d1585a59d27f3f762818852ee23b3e23f471bd0b014bd6da52153c8

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
SignaturePzN7ZSGTzmFKVhSC7P5/wNXu+mPuAnfdJgrax8QJonXbL/+CGMw+62pGKYrtPfiDw4shzqBtm3Q8BPFV3/EeAQ==
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

2026-09-17T12:04:56.184662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015670
observed 2da2ba74e8202cd64444448da9c27616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.163574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015670/manifest.json
observed a7a9be147d1585a59d27f3f762818852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.145303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015670/publication.md
observed 22a45bad7f6efb2353b2f0cd2808b0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.125206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015670/publication.txt
observed e35739fe833900323eb073de1464065d...
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.