OpenTechnical

OT-2026-000097848

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000097848) never changes.

Identity and time

Publication numberOT-2026-000097848 · never reused
Internal UUID01a0aea1-92f6-73d3-8ac1-a0aca924b2d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097848
StatusPUBLIC

Content hashes

Canonical texte173d8199e484a520770914f281eaa98c6bb8bfdc1ee0aec1c59255d93866105
Markdownd88bc7a439b7b62194ee4598bc41c2b7d51d20096e84a92b2cd152fb63a56ec1
PDF
Publication pagedcb66fda2b90f3472523fe25a869a3b5fbbc70c5addecb17586cada7f6d239a7
Manifest65b9b57667415200722caf6f2d30d3c62452f13fe7fb2c174b960dda32671fd1

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
SignatureRkmJqB+D6eauvEocsTf9ibbv24gPeCI/e4MdchEvKa1PrLmVCPMTgWvpB2cjV5RJOQvhFhkI2JlZYkvFrj8GBw==
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

2026-09-17T09:32:57.167228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097848
observed dcb66fda2b90f3472523fe25a869a3b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.144019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097848/manifest.json
observed 65b9b57667415200722caf6f2d30d3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.123805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097848/publication.md
observed d88bc7a439b7b62194ee4598bc41c2b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.102785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097848/publication.txt
observed e173d8199e484a520770914f281eaa98...
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.