OpenTechnical

OT-2026-000094206

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094206) never changes.

Identity and time

Publication numberOT-2026-000094206 · never reused
Internal UUID01a0ae9e-92cc-7a2b-b317-e001cdd2ba7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094206
StatusPUBLIC

Content hashes

Canonical text78dd1be1da3cd394cc2f241420b3a555e2fbd13611cef1be3a71e63c9c1707be
Markdown9b12d2c537e5c58c005ef482763dfe871a87d53fe918baa3162729f64d72851c
PDF
Publication page7fcef6c6e98460d3021a992f1c138fd95b80be436bab1200ff9373eeaa388eea
Manifest2bb875326ae9c75b9ecfd280161528b5208eccca5cd8b9c5b85c4412f57bd096

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
SignatureMxYikKgQqnaAV2yCIC3uNnLXTw4nlqQuHzUK2hUMFIALm0AMkVpZ2F1J2j+dqh2tMICAI2ZlcI60Dus7A4NxAg==
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

2026-09-17T09:38:40.677106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094206
observed 7fcef6c6e98460d3021a992f1c138fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.661224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094206/manifest.json
observed 2bb875326ae9c75b9ecfd280161528b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.641688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094206/publication.md
observed 9b12d2c537e5c58c005ef482763dfe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.623136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094206/publication.txt
observed 78dd1be1da3cd394cc2f241420b3a555...
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.