OpenTechnical

OT-2026-000072634

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000072634) never changes.

Identity and time

Publication numberOT-2026-000072634 · never reused
Internal UUID01a0ae92-89d9-7ac9-8abe-88a43c26e966 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072634
StatusPUBLIC

Content hashes

Canonical textd8d3c2280a1f80bff9ff0adda5685ed5d33f35455ceca61286076366087be6c1
Markdown330b554a04df9773b95f8fc676269b4cc2642f117c5b8d8d475b7e34d21720b5
PDF
Publication pageeb7bc7c560bc1c6d967384a4a21745d4ebe9173af754a5cb2bd62e328f6cc9c1
Manifesta27e45d49e20b86ae739950005ebcd73a328fe6dc2a2d02959d9ec881ecf28a5

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
Signaturewh75KZFS4xn//kXbi7/6cjcqqQhKzbawpSDikZU5zSgkuXqU/dXxs11RkbcINKOZQGCks9UYUk5uBmQFJFvcAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:29.739105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072634
observed eb7bc7c560bc1c6d967384a4a21745d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:29.720728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072634/manifest.json
observed a27e45d49e20b86ae739950005ebcd73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:29.701829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072634/publication.md
observed 330b554a04df9773b95f8fc676269b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:29.683551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072634/publication.txt
observed d8d3c2280a1f80bff9ff0adda5685ed5...
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.