OpenTechnical

OT-2026-000092716

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000092716) never changes.

Identity and time

Publication numberOT-2026-000092716 · never reused
Internal UUID01a0ae9d-b5ff-756a-bc9b-9f716b58fc1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092716
StatusPUBLIC

Content hashes

Canonical texted9b8ab90d5ec49ddaf0ccff4036efaf0e54c81bf5549d59f908fbf9ab06c31b
Markdown2e1b206bdb7f047fe8430552a7db09547726a76bba2593a6bf00691831418eb7
PDF
Publication page95bfeede29129d5e2b9c957f25f7e59d31e1de3089765926dd6b5cbfe4cbdf86
Manifest12e691e8efafa3da14e86772ff73f0ab3643c55dc99981479006a8dea4043d3e

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
SignatureTtZjyS2ngprd8v5tdv7D61bR36Fb2qFyDo1qW0uAv5OqBSg1bLS3gc5klx+ZoBnCuHXoZ/15QHhCXpFkZQakAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:20.314138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092716
observed 95bfeede29129d5e2b9c957f25f7e59d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.296655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092716/manifest.json
observed 12e691e8efafa3da14e86772ff73f0ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.280002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092716/publication.md
observed 2e1b206bdb7f047fe8430552a7db0954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.265775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092716/publication.txt
observed ed9b8ab90d5ec49ddaf0ccff4036efaf...
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.