OpenTechnical

OT-2026-000044950

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000044950) never changes.

Identity and time

Publication numberOT-2026-000044950 · never reused
Internal UUID01a0ae7c-911c-7544-8743-f015f82d7d10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044950
StatusPUBLIC

Content hashes

Canonical texta36da7d5794d62bda69219240f6f52d22eddbf43cc8ccf9f8602abb4e7c54aa9
Markdown44e8bee1092ed40932347ef6ba0fdb0abce5050b87368943e92b8a29cd08b9a8
PDF
Publication page0d59193839757872b3d6ced18c2f4c7217353c4ff8d5bc051b710e9b45418634
Manifest51ae20f4a72c3410a02bbb8cd9adedc95f76cba0824bcbc0a0efffc3c0f49200

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
SignatureXQOkWyKdOt8ZiadqCyfePL8y6vhs/R5cf/A+9YmIcnF1HfSLOONo5FLHr5Z1KYDWBnAvD4gnle5NcHxqHkCkBA==
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

2026-09-17T11:11:37.902241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044950
observed 0d59193839757872b3d6ced18c2f4c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.881300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044950/manifest.json
observed 51ae20f4a72c3410a02bbb8cd9adedc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.861947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044950/publication.md
observed 44e8bee1092ed40932347ef6ba0fdb0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.843637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044950/publication.txt
observed a36da7d5794d62bda69219240f6f52d2...
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.