OpenTechnical

OT-2026-000099179

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099179) never changes.

Identity and time

Publication numberOT-2026-000099179 · never reused
Internal UUID01a0aea2-8288-70d8-a34b-4cd9823dc3ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099179
StatusPUBLIC

Content hashes

Canonical text2d8f81c3ded1432e6c0be5a4abc329252cd46bbed730cbd1ffa0343cc2c43306
Markdownf70ed5ea607e868e3c03922962547df5e9cc827bdc45db27f0ece1f0b9022b07
PDF
Publication page50722b51a4181ee3a528a057c9743d69002cb43948df08fc1ac743b15aae36d3
Manifest1c2a046ecb5224e3b8438e4fd8c0b7f4c51a93cf1b3841c389c241619b7f8bb0

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
SignaturetQBJ7HimMOYHnF53mF4/mCRjBu9aCPzYWMNEPh915xYS5JqhtBJqP9MU08REMxHpo4ukKwVz28GiyOVDZcY/BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:33.940956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099179
observed 50722b51a4181ee3a528a057c9743d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.924230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099179/manifest.json
observed 1c2a046ecb5224e3b8438e4fd8c0b7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.905610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099179/publication.md
observed f70ed5ea607e868e3c03922962547df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.887478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099179/publication.txt
observed 2d8f81c3ded1432e6c0be5a4abc32925...
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.