OpenTechnical

OT-2026-000034441

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034441) never changes.

Identity and time

Publication numberOT-2026-000034441 · never reused
Internal UUID01a0ae76-12eb-74e1-a127-6fc917c56c8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:48.823624Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034441
StatusPUBLIC

Content hashes

Canonical textf211b9e210eafeff416556fc50edbb55adaabbcaab1d680a4e040b8d83c122f7
Markdown2b029ceb591dc4f4b9a16da5ae38cb66ea08efa8f075ee8fa2d30aeb8191b8a7
PDF
Publication pagedce3fdd7f5b78f110e7267f569a2607024d9c5763cc1cb78daf0fb02f4811e4d
Manifest273c4a80cf84f3603af4d5da3ea368765d645f5e63e478857342955f440944dc

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
Signature9xCmha/AwOxfuz7h9mIjULvFZ6b5whgbYAGfewj4og6nwNNjOohSSI+BzHWq7NGI+b3AHwsvXO/NQS1lkZo6BA==
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

2026-09-17T11:30:45.960624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441
observed dce3fdd7f5b78f110e7267f569a26070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.936700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/manifest.json
observed 273c4a80cf84f3603af4d5da3ea36876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.916163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/publication.md
observed 2b029ceb591dc4f4b9a16da5ae38cb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.898098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/publication.txt
observed f211b9e210eafeff416556fc50edbb55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.724830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441
observed dce3fdd7f5b78f110e7267f569a26070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.707374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/manifest.json
observed 273c4a80cf84f3603af4d5da3ea36876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.689889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/publication.md
observed 2b029ceb591dc4f4b9a16da5ae38cb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.670889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034441/publication.txt
observed f211b9e210eafeff416556fc50edbb55...
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.