OpenTechnical

OT-2026-000010429

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000010429) never changes.

Identity and time

Publication numberOT-2026-000010429 · never reused
Internal UUID01a0ae6c-0ee6-7405-89c9-3e0cc3ce62fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010429
StatusPUBLIC

Content hashes

Canonical text555993c9f7b6cf5deb660c055ea924839d6182939ed384d0b667e680c064213c
Markdown3dbe8b3ff7576a8024fc254db69f1e5208bdd5aa31e01619ecdb3d100f76f32d
PDF
Publication page1b0984ded5c1607431f1f4c6d3797e1783866699dea0c099a950ab6dd661af02
Manifest23b3ffded873dab88cbde783312a85ba681dc4e8b935b4083a16d1ebb493faad

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
SignatureCv8v9chGKUCqUH8v3FF6DjkD/WSbTI3bmS4a6M+mcFscN8c/TznNHz4lH5PDhMm84+BkTie11h9inIok9rWqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:33.472031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010429
observed 1b0984ded5c1607431f1f4c6d3797e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.453904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010429/manifest.json
observed 23b3ffded873dab88cbde783312a85ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.432992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010429/publication.md
observed 3dbe8b3ff7576a8024fc254db69f1e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.413714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010429/publication.txt
observed 555993c9f7b6cf5deb660c055ea92483...
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.