OpenTechnical

OT-2026-000051406

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented before set-down

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-2026-000051406) never changes.

Identity and time

Publication numberOT-2026-000051406 · never reused
Internal UUID01a0ae83-2741-787e-881f-4320fa96d8de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051406
StatusPUBLIC

Content hashes

Canonical text1e3ed1666f9f9859e74047e805458be06cb39666e5e3420bc38a2fe37503f2d7
Markdown313ed8c02d66eaf9dc6c1311ce1648c28be37b0cf86f823ed2624a19c5e86fb5
PDF
Publication page604b1ebf98690ef95396612ad9f6750251349d31df419f1cb4ba54e4114517d2
Manifestfa2abe4fba9405d63ca7ffd6a3973cf7c329fe34acec43e8cf1ee29ca44e9af2

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
Signature85apHJSmbhw4Hc1L5uneOL9wTkVMm5eJzZ7RYjlvGLgZGAqELSIU1jZCkyD2eVa95RacKlYdPdg54JtMAipBAg==
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

2026-09-17T10:59:18.561383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051406
observed 604b1ebf98690ef95396612ad9f67502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.543190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051406/manifest.json
observed fa2abe4fba9405d63ca7ffd6a3973cf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.525600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051406/publication.md
observed 313ed8c02d66eaf9dc6c1311ce1648c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.508814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051406/publication.txt
observed 1e3ed1666f9f9859e74047e805458be0...
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.