OpenTechnical

OT-2026-000098394

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000098394) never changes.

Identity and time

Publication numberOT-2026-000098394 · never reused
Internal UUID01a0aea1-e965-7863-b80e-a92e96e8f44c · 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-2026-000098394
StatusPUBLIC

Content hashes

Canonical textfdbc742386da749e4a59c44ab35e6dcdd11301f0cbebecc7d92938049c32d210
Markdown902faba9b3a4faf8eee89d5b194d728ef753201ae0af648895b0b9cb72741192
PDF
Publication pageedbd7bf21cef6ce9f3a01dc1370274b0352e870de78c5925b1a80a7fa28978ac
Manifestccb6bd985d40a1c2cd63e1e6210f3c265cf319e42680cc6d19717312003bd564

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
Signature2Zr03See/MjPbCEHATebb55nQOzQYi/A2f76xukucNua9B+pEzZ0ZENMkOzqbLqgEFr4KgRyj39SJFuOq7DeAQ==
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

2026-09-17T09:32:08.146433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098394
observed edbd7bf21cef6ce9f3a01dc1370274b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.126914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098394/manifest.json
observed ccb6bd985d40a1c2cd63e1e6210f3c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.108014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098394/publication.md
observed 902faba9b3a4faf8eee89d5b194d728e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.089699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098394/publication.txt
observed fdbc742386da749e4a59c44ab35e6dcd...
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.