OpenTechnical

OT-2026-000098456

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000098456) never changes.

Identity and time

Publication numberOT-2026-000098456 · never reused
Internal UUID01a0aea1-e966-74d4-be76-fc6ec32ac8e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098456
StatusPUBLIC

Content hashes

Canonical text69af52e480d58e2828a3e01e099b2ceb191a0b7e772cb488238aae6288bf3e97
Markdown3e44583710c782a5bed66df2afd25d91d214382fcbff0c282f3f140bd8596c0a
PDF
Publication pagea1e3ada19f1f7e831f7721762a1e6a022f35114ae02b2373a770b5d8cbbe957d
Manifestfc011a2f867c09168aa219d4e0e67325c7287199741c26b2a2e3c4793fdbf652

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
Signatureun098DqRDEcQcF1bCTqQ+BQRk1bx7HsBFUVOhhrAg7jXAnjgzMR7yvAYb7FbK3JD2BZ61OxZBKlHO0hYdbqDCw==
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

2026-09-17T09:32:19.011904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098456
observed a1e3ada19f1f7e831f7721762a1e6a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.992568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098456/manifest.json
observed fc011a2f867c09168aa219d4e0e67325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.976184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098456/publication.md
observed 3e44583710c782a5bed66df2afd25d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.958353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098456/publication.txt
observed 69af52e480d58e2828a3e01e099b2ceb...
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.