OpenTechnical

OT-2026-000023859

Publication integrity record

Three bellows 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-2026-000023859) never changes.

Identity and time

Publication numberOT-2026-000023859 · never reused
Internal UUID01a0ae70-aed6-7db0-8d57-48546b0c0213 · 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-2026-000023859
StatusPUBLIC

Content hashes

Canonical textf0de9bbd4952c7f34507dfea60ebafc3d03c611fd68eb6a0fc85e47a2c50b372
Markdownad2af0a55767b65e07991589dff5ed8906eb2915ed089df31ecf5bac661dedb7
PDF
Publication pagedece9fe9af107dff74b4c62eb6f1442722ba4f67731493bc313ac8671719241a
Manifest89628c0e47a036ac7b84c99b6e0450a4b2af34718bd999f15695a5cd9aa0d0fa

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
SignatureZAsquqqCBt6ltt0mWZwurCWfvabRRgoHxvDnVScukdCikzOalmSKCC7/gEWWZOVLXgOSaSVWNE7VMZgjmCT8BA==
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

2026-09-17T11:50:27.696760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023859
observed dece9fe9af107dff74b4c62eb6f14427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.674377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023859/manifest.json
observed 89628c0e47a036ac7b84c99b6e0450a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.653732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023859/publication.md
observed ad2af0a55767b65e07991589dff5ed89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:27.633961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023859/publication.txt
observed f0de9bbd4952c7f34507dfea60ebafc3...
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.