OpenTechnical

OT-2026-000072598

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000072598) never changes.

Identity and time

Publication numberOT-2026-000072598 · never reused
Internal UUID01a0ae92-89d9-7b4e-a2ba-686eb73af538 · 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-2026-000072598
StatusPUBLIC

Content hashes

Canonical text79a9b8d7a045e273dd7271efdce59565d847c86d6d85e81023df016c76986fda
Markdownfb939dde13e0ffc17077cd95154426baa298bf5bf72e0d3add9097ff823f6831
PDF
Publication page07ad3370a1c07a153b0b9bb6ac588d7eb1ea85ddd2a73f60b991b144f2d2210a
Manifest20a132695cd1c6797ec195f455c46cf19a5f3eccf0dfad9e51e840e6bcfd29c1

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
SignaturelcvHCqQyqcbIljxTd8sW/OzF7zuFP77Kvadzq9qYsPZ8Nd28vO5a4Nil33ZkP/HHR48lx1vgIi2bD3rjW/Q9Dg==
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

2026-09-17T10:22:26.639205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072598
observed 07ad3370a1c07a153b0b9bb6ac588d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.622187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072598/manifest.json
observed 20a132695cd1c6797ec195f455c46cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.603067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072598/publication.md
observed fb939dde13e0ffc17077cd95154426ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.582896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072598/publication.txt
observed 79a9b8d7a045e273dd7271efdce59565...
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.