OpenTechnical

OT-2026-000095779

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095779) never changes.

Identity and time

Publication numberOT-2026-000095779 · never reused
Internal UUID01a0ae9f-fac6-71e9-a613-020a27b4249e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095779
StatusPUBLIC

Content hashes

Canonical texta99ac952abfd0a23fa39191545747a096addeb1924955eccb4379c2276ba65cc
Markdownf62bf29be6c3f7ed2d13158ca2ff5eae6e32712bc1e2824afdfd6a2c651905df
PDF
Publication pageb14a224a506152635de8451f1c25413cc88a0b73861063665e1e48a75caacb36
Manifesta3b3b01a6b619c783b6802da3f6c24db5b524cc45b3a44ebe7234bfc6c26452b

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
Signature1UTW0mTlANQRQt82v8/nsbGCEzXR/yMfVsNZ8wguScoayDW+Q/gQVmHF1xHPG6QpZQvZNim+lTjv0TQJA3Q3Dg==
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

2026-09-17T09:35:50.836755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095779
observed b14a224a506152635de8451f1c25413c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.819086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095779/manifest.json
observed a3b3b01a6b619c783b6802da3f6c24db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.799966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095779/publication.md
observed f62bf29be6c3f7ed2d13158ca2ff5eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:50.782575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095779/publication.txt
observed a99ac952abfd0a23fa39191545747a09...
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.