OpenTechnical

OT-2026-000062365

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000062365) never changes.

Identity and time

Publication numberOT-2026-000062365 · never reused
Internal UUID01a0ae8c-0abf-7804-b48a-b2b014b0cb1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062365
StatusPUBLIC

Content hashes

Canonical text3ffa52e9ecb9d4fad1921e7bd5f31a080b8c69c0c6b798d09e934a85b11be13f
Markdown7e9e2b0220b76c3929be8d5e2dc02f29cf3cf56d86d97ba2d9d060ff96c8947a
PDF
Publication pagec71224a37d48d3e30f5237cfc36647afe089a263f5c4b0cf06cef8ad3fa5c172
Manifeste699175dd7c7c8b7ce5e456f33d9332367e83228a075410f6fb9a9a338dee241

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
Signature5IIKmOj0LwOfZkrl+CWp3oNhQSSds3yOyqyfx8Ij90gI3u+NC8+jxxWf+6qq5IRkyzag8FouYX88fcEJkOXvDg==
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

2026-09-17T10:39:40.916808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062365
observed c71224a37d48d3e30f5237cfc36647af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.898467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062365/manifest.json
observed e699175dd7c7c8b7ce5e456f33d93323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.881918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062365/publication.md
observed 7e9e2b0220b76c3929be8d5e2dc02f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.865317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062365/publication.txt
observed 3ffa52e9ecb9d4fad1921e7bd5f31a08...
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.