OpenTechnical

OT-2026-000038302

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000038302) never changes.

Identity and time

Publication numberOT-2026-000038302 · never reused
Internal UUID01a0ae78-2d51-7475-b85d-e262685ddd09 · 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-2026-000038302
StatusPUBLIC

Content hashes

Canonical text9d9accef0f6c5d61cd75d5fcae156f3e6a86a659fcd70d75a126f62358223499
Markdown8aac921b0942f2218ec814a4a6e3d6f2402052b52338ea867089eb96ce932bbd
PDF
Publication page382eee6b450211fba893ec1b13947837529c6b72b5698adb1bec439b00757c93
Manifest07a3cffd151693f5106f36686a4f1a51fb0f002cb37c0d5e2fc62f6385d2f539

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
Signature9+ygvhz5EnDDwv0CWD/9FfccpqqusCUINzZoaLjZ3KdKvNIO9owAASV8xtrtLNnSd+Ty7k5iaUzLGj6zVri2Cg==
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

2026-09-17T11:22:28.411206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038302
observed 382eee6b450211fba893ec1b13947837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.394161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038302/manifest.json
observed 07a3cffd151693f5106f36686a4f1a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.376533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038302/publication.md
observed 8aac921b0942f2218ec814a4a6e3d6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.358657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038302/publication.txt
observed 9d9accef0f6c5d61cd75d5fcae156f3e...
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.