OpenTechnical

OT-2026-000032276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000032276) never changes.

Identity and time

Publication numberOT-2026-000032276 · never reused
Internal UUID01a0ae74-f7a8-7129-abfc-045ee05d415a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032276
StatusPUBLIC

Content hashes

Canonical texta29e7e4fb0be1e70e46368362d9dba92cf11cfd246c26e743501ea7a4987bdb8
Markdownc7f1dc41536633f42fa7b70b72e02152c39c5a1f2df10e1abef5b08383598c26
PDF
Publication paged69d0417c688eeab87905b082ae90f9c0bdd16627e68d6c383af1847061d1b20
Manifest262327026b3a0c60ef16ff21d00412349faec31169d199db10a732ea5ee4684a

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
SignaturexfuLFcHMpu5LUAIyaaf+wA/dd05uOEq8+fDL0AzUXz2Fk2Ldrli48DKX0/eIHbdTEB4N5Vb/xqQtHwWDoHQtDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:34:38.420578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032276
observed d69d0417c688eeab87905b082ae90f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.403707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032276/manifest.json
observed 262327026b3a0c60ef16ff21d0041234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.385126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032276/publication.md
observed c7f1dc41536633f42fa7b70b72e02152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.367096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032276/publication.txt
observed a29e7e4fb0be1e70e46368362d9dba92...
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.