OpenTechnical

OT-2026-000056468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, sustained blow-off 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-2026-000056468) never changes.

Identity and time

Publication numberOT-2026-000056468 · never reused
Internal UUID01a0ae87-702b-7c11-9c34-3bda1e80b8e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:46.806408Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056468
StatusPUBLIC

Content hashes

Canonical text3fb46d2754506723d3a53690e51580a46ef60b48e56cf748f1d4dc4effb98039
Markdown4fbc6dd1ca676eea6b808bb0fa34f04f8b5980036dcedddafc7dd8ca3b4a1d8a
PDF
Publication page6dc7a34d6298f3dfc2ea6e9d6c79f9491fb57f87547e337acd08f1d8823b03af
Manifest8fdb27259bb69470279b9d006f8da328eef7e40d2a49762fc82825aa0fa5c1bc

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
Signaturejr7k3WjiEl/oODl7O5paCnRqlfPzEYtl5cKqp4MCQvtquinIxkZEJN8r7mnJ8oi1S4J2CK1XHkyLbh/Iox/4BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:38.298298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056468
observed 6dc7a34d6298f3dfc2ea6e9d6c79f949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:38.034604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056468/manifest.json
observed 8fdb27259bb69470279b9d006f8da328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:37.987313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056468/publication.md
observed 4fbc6dd1ca676eea6b808bb0fa34f04f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.555452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056468/publication.txt
observed 3fb46d2754506723d3a53690e51580a4...
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.