OpenTechnical

OT-2026-000097873

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line 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-2026-000097873) never changes.

Identity and time

Publication numberOT-2026-000097873 · never reused
Internal UUID01a0aea1-92f6-79d5-9637-eb9f2c8c5faa · 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-2026-000097873
StatusPUBLIC

Content hashes

Canonical text450a14a4a436828a5c9d3a322d2ca6da44f624a3a645e0dab0e99ec536a8a819
Markdown6e9714f76cc894a1ef835f792de46413ba2b7cd9b47816ae50b8b66df8c944e9
PDF
Publication page6cfd8781d6102ef4c56068f8ca206382e9fd05e4b8fdf28cfee7b4a58b5bd05b
Manifest846496d6371734403c12ba4a6f84c11e16567793c149e5d6098512bb4b5222fd

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
SignatureWrA+SPNd976rqI9i+gdiaTxxaVy32oPyw2Oxte1rlPcY7m4Kq5xhCSzWbhFA8g6G1SbXK1XCOVOd2/MkBYq1Cw==
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

2026-09-17T09:32:59.293409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097873
observed 6cfd8781d6102ef4c56068f8ca206382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.276140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097873/manifest.json
observed 846496d6371734403c12ba4a6f84c11e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.257756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097873/publication.md
observed 6e9714f76cc894a1ef835f792de46413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.240400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097873/publication.txt
observed 450a14a4a436828a5c9d3a322d2ca6da...
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.