OpenTechnical

OT-2026-000038210

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000038210) never changes.

Identity and time

Publication numberOT-2026-000038210 · never reused
Internal UUID01a0ae78-2d51-7247-9b14-ab334011d8df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038210
StatusPUBLIC

Content hashes

Canonical text2c0743180b0de7e26d368ef1d0b6b165f2088ddea0499167f4c71b52a3ecb3c0
Markdowncdbc73dc4c288eba473c956e6a146b8c5335af75d0f292ae10a240813f4ce30b
PDF
Publication pagece702231a8e94250361d334b1476ac7482a217b495f95231060f63e7efe7d4cf
Manifest1af33b329a85f7675660fdf4c4f7f47ebe1f8955ecf3336a4e3cd9fbb92ee4ec

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
SignatureGmvRg+aafcR1SiPNexLiOYzNo7gxQFMLbLzHS2MbMjKkOMr6hlynHAPZVMj8Dd40/PTrJpd7RPNoUojh/tLSCg==
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

2026-09-17T11:22:20.847681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038210
observed ce702231a8e94250361d334b1476ac74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.829455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038210/manifest.json
observed 1af33b329a85f7675660fdf4c4f7f47e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.811613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038210/publication.md
observed cdbc73dc4c288eba473c956e6a146b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.794305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038210/publication.txt
observed 2c0743180b0de7e26d368ef1d0b6b165...
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.