OpenTechnical

OT-2026-000023995

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000023995) never changes.

Identity and time

Publication numberOT-2026-000023995 · never reused
Internal UUID01a0ae70-aed7-7d1b-ae28-4585615969a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023995
StatusPUBLIC

Content hashes

Canonical textb828a5cf8ec56c6213c8744d630cccebfe9519e3413763695b9cdeea65e970cf
Markdowncad7a191011556b6819cba9884aec0513a714948e49820dabced30f67029e474
PDF
Publication page2401d5f06c58e2913a34684deab2e7ba42cfee79d150586852b2f343bb3101d1
Manifestdedc466c121719d85fd7806dc32b5c6aed67b1e140443e80b726bb83192bda21

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
SignaturevPIGsQ75hlg8cR853CjrGfRJCk8wlWQnMcXZJzWLuIv25ISZy5RTWTJogOQDKkT9klKZIorQly7Qwu+c+4BhCA==
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

2026-09-17T11:50:46.124804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023995
observed 2401d5f06c58e2913a34684deab2e7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.105533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023995/manifest.json
observed dedc466c121719d85fd7806dc32b5c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.087395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023995/publication.md
observed cad7a191011556b6819cba9884aec051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.067684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023995/publication.txt
observed b828a5cf8ec56c6213c8744d630ccceb...
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.