OpenTechnical

OT-2026-000025906

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000025906) never changes.

Identity and time

Publication numberOT-2026-000025906 · never reused
Internal UUID01a0ae71-a83f-7d25-a8ff-cb915673dc42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025906
StatusPUBLIC

Content hashes

Canonical text18022ce898c1b2bdbebdc09409b00d5410b8f3ce76ae58da90fa8ddcf2a42b7e
Markdown6999194312190756e97013f43714178321edad36231ec8279ca00f212558c117
PDF
Publication paged03306b489dfa4d4b395d9e4afee7aca92e2de26d145a67e418bc5879de16bad
Manifest1fdbb7efa3b228616027955d3b62416097139205ed5f7fdc8c7bb272a9cb26d4

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
SignatureKbsjLN/9DNWjqMMtVkUYgPemVtm591oEGsTInuP/KcrIQkeMqIWOdoGGnaDu3nxDyq9MVTZsKmMftycF5DE5Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:15.248729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025906
observed d03306b489dfa4d4b395d9e4afee7aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.231886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025906/manifest.json
observed 1fdbb7efa3b228616027955d3b624160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.213195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025906/publication.md
observed 6999194312190756e97013f437141783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.195879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025906/publication.txt
observed 18022ce898c1b2bdbebdc09409b00d54...
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.