OpenTechnical

OT-2026-000017319

Publication integrity record

Three cup vacuum gripper, three zone face, four 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-2026-000017319) never changes.

Identity and time

Publication numberOT-2026-000017319 · never reused
Internal UUID01a0ae6e-76c8-7a11-87be-e5ce778e9f98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017319
StatusPUBLIC

Content hashes

Canonical text448c2892b1cadacedf6cca70dce98d527b26da36a4dec0703ce70d06a3655d11
Markdown73306b09d64c31e332e9b157023d909b852f9baa382cb8d333f1c2ad72fd8403
PDF
Publication page30eadf7c86ff67c72306fbe796ad8af79040b7c879b64dd9fae68347b6450619
Manifestbdaafa43ef4f0f0fe55a32d80a8e099f37b190c91940822651d74dab9d888b98

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
Signaturel2HBQiFxEwHVCEAuW9ZFJSjiDYBnJUK4reqHjZADGFInfuMwcX8+cyerKcq+KDEddF7Zb0nnjw0Eew0yNl0GDA==
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

2026-09-17T12:02:25.413971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017319
observed 30eadf7c86ff67c72306fbe796ad8af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.398415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017319/manifest.json
observed bdaafa43ef4f0f0fe55a32d80a8e099f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.379934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017319/publication.md
observed 73306b09d64c31e332e9b157023d909b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.362704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017319/publication.txt
observed 448c2892b1cadacedf6cca70dce98d52...
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.