OpenTechnical

OT-2026-000046285

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000046285) never changes.

Identity and time

Publication numberOT-2026-000046285 · never reused
Internal UUID01a0ae7e-57cb-780e-968e-cefdf4c6d53d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046285
StatusPUBLIC

Content hashes

Canonical text2d3de7babf0eef7d58fe6c15f1b0a5c57ddb2e5484ef3f302d9c77742e5d97ef
Markdownd5fc981d46c16f389fa018ac54d3f64173a8c4be601b4177762171fbb7750e4d
PDF
Publication pagec28e6977e9c76717f8fc10419f3288454e86f26542d465523f8e22042812690a
Manifesta64d7935dc609c1b84f483efa243a764405c034248525bb4ea76c45e9e36e91b

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
SignatureIDOYtD5tloF+qLPg1MrMdsD3wbJlbrjMPtI7XVtHLLdI0nLFuu4XrqqtxbmDjM/Qy65m1OvQwCtVDGQNFf5+DQ==
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

2026-09-17T11:08:09.398473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046285
observed c28e6977e9c76717f8fc10419f328845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.379677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046285/manifest.json
observed a64d7935dc609c1b84f483efa243a764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.359070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046285/publication.md
observed d5fc981d46c16f389fa018ac54d3f641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.339761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046285/publication.txt
observed 2d3de7babf0eef7d58fe6c15f1b0a5c5...
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.