OpenTechnical

OT-2026-000034244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000034244) never changes.

Identity and time

Publication numberOT-2026-000034244 · never reused
Internal UUID01a0ae75-df0d-7580-ae83-92ff7f14d44e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034244
StatusPUBLIC

Content hashes

Canonical text96e14f485844520962e975b76595d8f1416cd1b1221c8538fd6e2cd8844fe0d4
Markdown46a284cbe0b40f05cad46fa2ed16786239c99871c37096f5345fa4f3fb527f94
PDF
Publication pagea8d30b074b1309ca40a5130f79d9a2587466fbf357bf7db08ff43d8dc1922fa7
Manifest158d4e68190ba089735540ed3a9f6782d13a1af6f56b2a1ff70399380f18e4c7

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
SignatureLGvbDlx7b1vTKZo7d0vfoEuTokJp501gNQwk1GzSI4F4TtbYD0O/76MqjY4kvFaDgfdPOVZn+uRETjh4UZWZBg==
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

2026-09-17T11:30:48.007333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034244
observed a8d30b074b1309ca40a5130f79d9a258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.990243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034244/manifest.json
observed 158d4e68190ba089735540ed3a9f6782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.973892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034244/publication.md
observed 46a284cbe0b40f05cad46fa2ed167862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.956174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034244/publication.txt
observed 96e14f485844520962e975b76595d8f1...
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.