OpenTechnical

OT-2026-000104062

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000104062) never changes.

Identity and time

Publication numberOT-2026-000104062 · never reused
Internal UUID01a0aea5-341e-781f-85dc-534c6bc12121 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104062
StatusPUBLIC

Content hashes

Canonical text0bd96c181571818f1d2452ce6f933ea57d548abe9477a685403fb4fea6692341
Markdown5a52b3893f4db19b00448ccb3ed0c7a107773291da0e2529c44322f021d2987f
PDF
Publication pagecfa1b4a0928b46752b95a5ba15467662527b0e1ee6c07112485530837dbaa1d6
Manifeste2b7dcae169e61edd885fda85efc75570367f6e5d364bdce732733693e526da5

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
SignaturebG1IG8EMUGZoTXMyGUszTY9RAllBMb5vVikGXeVTaPx40FI8uctqXzQ0hJmheyyRfu3TiBabTWzWpUd/DqL4Cg==
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

2026-09-17T09:20:04.023686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104062
observed cfa1b4a0928b46752b95a5ba15467662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:04.005675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104062/manifest.json
observed e2b7dcae169e61edd885fda85efc7557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.987091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104062/publication.md
observed 5a52b3893f4db19b00448ccb3ed0c7a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.969159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104062/publication.txt
observed 0bd96c181571818f1d2452ce6f933ea5...
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.