OpenTechnical

OT-2026-000077551

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000077551) never changes.

Identity and time

Publication numberOT-2026-000077551 · never reused
Internal UUID01a0ae95-2ece-7e34-a3c1-9d5563189edc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077551
StatusPUBLIC

Content hashes

Canonical text85ee6e737f0d3c726493631e2b44f7065e15f7db3e8a255bea10c92f08fd69ea
Markdown27938a74416252a750627e6646df8910a47c1fd43d3caffc211e4a47d0c6c836
PDF
Publication page8938a05eca5be82519a58d123ef2d26e71af9cba33d583640685145d4b1d2cd1
Manifest182d4d55eb7f3b0c4a2c72f4917b8884f0cf6b9f74888c52cfd49bc5bc296b52

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
Signature544Uhg10dFIIjjuMfJaKyfweSzPvetJWqLXJq/LWGH4isycPpAHZ8iD2X7QuZ+8f1tv13SKQBd1DOqZeOOMNBQ==
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

2026-09-17T10:07:01.696420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077551
observed 8938a05eca5be82519a58d123ef2d26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.677158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077551/manifest.json
observed 182d4d55eb7f3b0c4a2c72f4917b8884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.659893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077551/publication.md
observed 27938a74416252a750627e6646df8910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.639340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077551/publication.txt
observed 85ee6e737f0d3c726493631e2b44f706...
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.