OpenTechnical

OT-2026-000065750

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000065750) never changes.

Identity and time

Publication numberOT-2026-000065750 · never reused
Internal UUID01a0ae8e-46fb-7517-a390-8efd680a5ddc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065750
StatusPUBLIC

Content hashes

Canonical text0a7ae761e926a5296c5816f79d1710b7647c7ec7c8a13d072febcdc1620aefa4
Markdown0414dfbdd77109a992fb17eaa49d5e16ffe1b5366168b63932f4c4ebbd6e2e8d
PDF
Publication page5ca6d8fd36556712082f30387fa6267fa217a577333ca8340abb3de089cf3a70
Manifest14ff57ea013e002799c227d23cb6c7065b62d665efa9dc692ae8f10a28ad38ed

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
SignatureKEHnsxUrNnHuNREdiuzjWLO6ufUcEpUaQmnac/VtsUFs7BcpX/XxjDW0tOm/uiZI5Xkrqcq6i11j2cAH0snTBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:10.913151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065750
observed 5ca6d8fd36556712082f30387fa6267f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.895276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065750/manifest.json
observed 14ff57ea013e002799c227d23cb6c706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.878842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065750/publication.md
observed 0414dfbdd77109a992fb17eaa49d5e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.861530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065750/publication.txt
observed 0a7ae761e926a5296c5816f79d1710b7...
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.