OpenTechnical

OT-2026-000008371

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, vented after set-down

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-2026-000008371) never changes.

Identity and time

Publication numberOT-2026-000008371 · never reused
Internal UUID01a0ae6a-e469-716f-98e6-5a79de79f715 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008371
StatusPUBLIC

Content hashes

Canonical textb75845902bc5b1f64023758a638db7e0a4a44f80af66f8c599973a99802a35ef
Markdown8a1bb4bac941590eac11bab608c5667a1aef5f9015c2745f4dadab2f8db14ad9
PDF
Publication page4cb06489c3b451e400f1a66e6e814de1bd3bffc6f43c10e47820a58028572ac4
Manifestc8acc454f822f7096ebfb17855b7bc3d6e481f7b06665c7477bfbc4bac4d6d28

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
Signature/UCSZdgZjWytIFwWouII6oEFWh8QOiUfb3HfoQmi4plBixOrZ0xjYKLb71DTIZnOytLtUdm2MdDd1ER+w5RxBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:11.901010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008371
observed 4cb06489c3b451e400f1a66e6e814de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.880833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008371/manifest.json
observed c8acc454f822f7096ebfb17855b7bc3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.860813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008371/publication.md
observed 8a1bb4bac941590eac11bab608c5667a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.840526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008371/publication.txt
observed b75845902bc5b1f64023758a638db7e0...
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.