OpenTechnical

OT-2026-000010252

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off after 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-2026-000010252) never changes.

Identity and time

Publication numberOT-2026-000010252 · never reused
Internal UUID01a0ae6b-cb7b-7101-a766-2188164e16ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010252
StatusPUBLIC

Content hashes

Canonical textb930d524efbdf7aa1baa54725e2bae7df638a4f84a8ef90c2776cb10b8d50716
Markdowncf35336cba932aef836427f433307a8aaf31ef9ae327eea30acd725829d4a474
PDF
Publication page300f00125277ae37c9c4c3d5f3d8d892472df92c206c3f6352a45f0225f6fbe5
Manifest2e0d1621704cbd7134c0549674bd212c5ca2a007ac8b86c40345cdd2a7854964

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
SignatureudCD7t7LHC+4rdgLOEV5dT8m5ZOfCJK3Y4SP0SlyHYZeZvDgTC7LGVzRJVCYXtfnBOFcNSL0ici3eOe+Jl7YDw==
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

2026-09-17T12:16:28.212847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010252
observed 300f00125277ae37c9c4c3d5f3d8d892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.123199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010252/manifest.json
observed 2e0d1621704cbd7134c0549674bd212c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.103657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010252/publication.md
observed cf35336cba932aef836427f433307a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.084580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010252/publication.txt
observed b930d524efbdf7aa1baa54725e2bae7d...
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.