OpenTechnical

OT-2026-000083758

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-2026-000083758) never changes.

Identity and time

Publication numberOT-2026-000083758 · never reused
Internal UUID01a0ae98-0417-7925-ae62-16ebcf4b73ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083758
StatusPUBLIC

Content hashes

Canonical texte7804e548fbe4fcc8c7dda83f75c83dd24ea2b1e076fcb9a4ad99eb177d1453a
Markdown754a5be69fc0755516b93477a34d53b172c4a65ba51949ba3415c2a8c0798e46
PDF
Publication page179c662b4fbec281432a7e241e1749c3b658360a175907d8bdf8a92f7dc3cbee
Manifest0f9b9ceb51d52dcc16ed05d235f0648adda63768001103bc59ea4ba3c7b9359d

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
Signaturezs3DlJKTxYWedhhXxErmiYye0ai6wQ2QUTIFUIloqykquiF1QviPspxHLxLt7Rt9BWYBuONj/kZpmTYTmOBpBg==
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

2026-09-17T09:57:23.853785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083758
observed 179c662b4fbec281432a7e241e1749c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.835574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083758/manifest.json
observed 0f9b9ceb51d52dcc16ed05d235f0648a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.816685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083758/publication.md
observed 754a5be69fc0755516b93477a34d53b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.798601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083758/publication.txt
observed e7804e548fbe4fcc8c7dda83f75c83dd...
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.