OpenTechnical

OT-2026-000030586

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030586) never changes.

Identity and time

Publication numberOT-2026-000030586 · never reused
Internal UUID01a0ae73-e505-792d-9591-ae444a576dd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030586
StatusPUBLIC

Content hashes

Canonical texteab5fce3069e2feae8faf2a94c7b68ae1f542369122d9599db131707db714972
Markdown68f75150eafe588ddacddf7bebf7ba54133a821252380c0a8538fa4bb00509f2
PDF
Publication page2227cff3c93570884684a8c0ddb3cdb8868e724d1903212ae89fb3d1fff05cfb
Manifest876d1407bae464f728ea5ebe2b44010d93e96930f8acfd02a9745b85e8683dbc

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
Signatureqi+jgmsIMLOkIVyS9gfr59t//y4K2uQ4eQEo3BKhEIQ5iw0clueJbFSZCZqzQOQqJAvh+zVTcRq2fFKupnMZCg==
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

2026-09-17T11:38:27.748420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030586
observed 2227cff3c93570884684a8c0ddb3cdb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.731104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030586/manifest.json
observed 876d1407bae464f728ea5ebe2b44010d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.713200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030586/publication.md
observed 68f75150eafe588ddacddf7bebf7ba54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.692974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030586/publication.txt
observed eab5fce3069e2feae8faf2a94c7b68ae...
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.