OpenTechnical

OT-2026-000080610

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000080610) never changes.

Identity and time

Publication numberOT-2026-000080610 · never reused
Internal UUID01a0ae96-7e79-7a2d-aba9-d92708e37c65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080610
StatusPUBLIC

Content hashes

Canonical textdb776a812cde8068776b356a00d3fe5ec8ad06fcc0b69fdbab640f64ac85ff09
Markdown68edeacf013c9deb301284c19f9511e8a6dadd1aa6443334886ed85601896a03
PDF
Publication page3769b466951e141b17d9ee74a7f91f3dde4d14a370b954f1cd0e81d1580a32d2
Manifest934cab1dfaeb5149f6296b8dfc3de105826cd49bf180d9d1da253285789a913d

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
SignatureOwhH4ERZ2zdS7Udt/1H9FL8IEetoArpOlW5cqjW/Ur2CEPaEOffc+OiFiA/4oy86JCPfQH/HwrbJLOGVjYAXDw==
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

2026-09-17T10:03:14.932686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080610
observed 3769b466951e141b17d9ee74a7f91f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.914587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080610/manifest.json
observed 934cab1dfaeb5149f6296b8dfc3de105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.896702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080610/publication.md
observed 68edeacf013c9deb301284c19f9511e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.879518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080610/publication.txt
observed db776a812cde8068776b356a00d3fe5e...
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.