OpenTechnical

OT-2026-000046963

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000046963) never changes.

Identity and time

Publication numberOT-2026-000046963 · never reused
Internal UUID01a0ae7e-d0f6-7f15-9e1e-2142c18cb82c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046963
StatusPUBLIC

Content hashes

Canonical text2e7e2b570da75dbaea3423bc9ea0d3a6217efae9916bdd00b648968e947f9290
Markdownc5906fc877f57e79498b807ccf0e26c0acb45f0a9e15aa6fb79145a7a41cf2d7
PDF
Publication page0ecf145995e868b0d9eed7ddb4e9ecc80de4f5e5d5b0bf1ec213a56c37893438
Manifeste656034b858e1d2114ece7ae2cc42ef43e51ff0c9b2060ed43e0eaccad2f0564

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
SignatureZy6854uGGLpk26V511cozNCeIEwr7zPi6pxXYDPGXtVyTdwPwh1GqjlDPdenk/GBL1nE0s4JIUAIJ/keJwUjDA==
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

2026-09-17T11:10:08.062117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963
observed 0ecf145995e868b0d9eed7ddb4e9ecc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:08.037799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/manifest.json
observed e656034b858e1d2114ece7ae2cc42ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:08.017524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/publication.md
observed c5906fc877f57e79498b807ccf0e26c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.996616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/publication.txt
observed 2e7e2b570da75dbaea3423bc9ea0d3a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.944312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963
observed 0ecf145995e868b0d9eed7ddb4e9ecc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.926404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/manifest.json
observed e656034b858e1d2114ece7ae2cc42ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.907964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/publication.md
observed c5906fc877f57e79498b807ccf0e26c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.889214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046963/publication.txt
observed 2e7e2b570da75dbaea3423bc9ea0d3a6...
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.