OpenTechnical

OT-2026-000025690

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000025690) never changes.

Identity and time

Publication numberOT-2026-000025690 · never reused
Internal UUID01a0ae71-9bc9-7e88-9c73-9582be20bd20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025690
StatusPUBLIC

Content hashes

Canonical text2804a340fdf4343d3c100fb0758b448ba9f9485b2101e15c8e357e8d69f5f2ad
Markdown12352effaeaa700a91da6f8eeb8e5815616786c761eb7931dc71fb9c77d66f19
PDF
Publication page346daf5824eb3673f8535155fab8d32063d0b5c7d3e026b6c9acce817409f0b3
Manifest20d102434b622136236987b51dff5ada9ad3c7894ca22160d374a454e5cdc1b6

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
SignaturepSCE5/LQeI8MvgjPtXRIG1Ar0YU3ADYSt/hy0QxmzoCKjtW+iPC8GD8ZAFtqamEhabEsH6l1HviQDnDCjyPlDw==
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

2026-09-17T11:46:54.138426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025690
observed 346daf5824eb3673f8535155fab8d320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:54.120826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025690/manifest.json
observed 20d102434b622136236987b51dff5ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:54.104399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025690/publication.md
observed 12352effaeaa700a91da6f8eeb8e5815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:54.085574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025690/publication.txt
observed 2804a340fdf4343d3c100fb0758b448b...
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.