OpenTechnical

OT-2026-000010364

Publication integrity record

Single cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000010364) never changes.

Identity and time

Publication numberOT-2026-000010364 · never reused
Internal UUID01a0ae6c-0ee6-7443-831f-8285b0f39cf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010364
StatusPUBLIC

Content hashes

Canonical text587ec9b07d0a38d870e09d9569937b1cb3dbf5788c1623b0154274c5f32877e0
Markdown2157535656a46034c7ca3dfdd3d962e4d8fa1308400aa5a6b3477c6a6386e03e
PDF
Publication pageddd508d1c99c759352a3d05eec170f9480949be0d8d3275e4913806847b81d4a
Manifestd7c6785b569e8e65c6e4b41699e16ce95415848a90d58350104f3a17cfa0f5a0

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
SignatureALlij4vkAFn2C3v7My2ttEpnkI9p7MgNVLq7frr8clkkTrYR9dU7/sYehYNiiLkSG+mdix/eH5eyKiOgxMM1AQ==
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

2026-09-17T12:14:28.448310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010364
observed ddd508d1c99c759352a3d05eec170f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.430715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010364/manifest.json
observed d7c6785b569e8e65c6e4b41699e16ce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.410731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010364/publication.md
observed 2157535656a46034c7ca3dfdd3d962e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.388295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010364/publication.txt
observed 587ec9b07d0a38d870e09d9569937b1c...
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.