OpenTechnical

OT-2026-000070309

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000070309) never changes.

Identity and time

Publication numberOT-2026-000070309 · never reused
Internal UUID01a0ae91-545e-72b8-ad98-83580810d058 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070309
StatusPUBLIC

Content hashes

Canonical text0494a55a6a5a8a0d48138a75df4806b5eaeb9d59398009d9195bc083a02233f9
Markdown4833d8f6bbb809544f7f6024834766e449aef31ea56f90862607a81bde720c17
PDF
Publication pagecdf216e7afc4dc040e88657c2462420c674e6fb2c64a60a39ce3d9e5c7a52c52
Manifest664a2730850ca47eba2b259e8a9826513cbb5f115e4d8da9ce2d1212c0471812

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
SignatureIyYKI6sv2e8YGPTybO33mlJqzemnSG6TSWKvLhPwSLU4ArQMkVwu7ReDkZRYnjv48jMRwH2M2kMYbm1Ag/AXDg==
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

2026-09-17T10:26:05.842926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070309
observed cdf216e7afc4dc040e88657c2462420c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.827030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070309/manifest.json
observed 664a2730850ca47eba2b259e8a982651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.810324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070309/publication.md
observed 4833d8f6bbb809544f7f6024834766e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.793550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070309/publication.txt
observed 0494a55a6a5a8a0d48138a75df4806b5...
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.