OpenTechnical

OT-2026-000092736

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000092736) never changes.

Identity and time

Publication numberOT-2026-000092736 · never reused
Internal UUID01a0ae9d-b600-7b08-b722-357f35f5df88 · 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-2026-000092736
StatusPUBLIC

Content hashes

Canonical textc874f8c4dd7e22cb2df6868556a2e1b19c9908762357fa7c5ecd13bc0ab3acaf
Markdownf883abe79ca714cb8d7b5d7a81b627499e92e8105a5ed7f80e92dc7e12c17939
PDF
Publication page01bad347d011fa88317d950fbd9226b10d68cc096e171fbec7484a535c78f0fa
Manifeste5a45420bc39f5a34f63e2879ef566ea6eeda4af8c2e9109270bcf096b8ba96e

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
SignatureizZgrzKQxJrTssMy1nOBnSepMvysqaAVsBPhLXIgLnVRMwerHCglwZ1Po29fpUBXJvsqxqOwVHb/n2Nh7XNCAA==
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

2026-09-17T09:41:21.687153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092736
observed 01bad347d011fa88317d950fbd9226b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.671257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092736/manifest.json
observed e5a45420bc39f5a34f63e2879ef566ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.655239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092736/publication.md
observed f883abe79ca714cb8d7b5d7a81b62749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:21.636359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092736/publication.txt
observed c874f8c4dd7e22cb2df6868556a2e1b1...
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.