OpenTechnical

OT-2026-000038309

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000038309) never changes.

Identity and time

Publication numberOT-2026-000038309 · never reused
Internal UUID01a0ae78-2d51-7c8c-b9d8-ee62d4cb849f · 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-2026-000038309
StatusPUBLIC

Content hashes

Canonical text8c13a4c195627a5952cf6fe38e45bd43e958c7371801f75b61c13d3da566d9c9
Markdownd1db972fe7de11b3b4312e85e2e8415ad5e9dd972860cb387a040a0b062137d7
PDF
Publication page627684d8459c447672293a64b65baa1520c86009bd5999cce24572afdc1dc92a
Manifestc88c0bbff612660cd8ca5cd1137d90c311ba7f75e6f2f00792f8e711b83104ea

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
SignaturezILmkSAi5GD8g+6eit6Gp+KRoGPg6mg6F4UfkmoRS0CTzsgcIPsiLXTKltjUyurKapuXdhtPmiCxqSNSgjBuAg==
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

2026-09-17T11:22:28.921384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038309
observed 627684d8459c447672293a64b65baa15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.904562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038309/manifest.json
observed c88c0bbff612660cd8ca5cd1137d90c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.887729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038309/publication.md
observed d1db972fe7de11b3b4312e85e2e8415a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.871107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038309/publication.txt
observed 8c13a4c195627a5952cf6fe38e45bd43...
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.