OpenTechnical

OT-2026-000066434

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000066434) never changes.

Identity and time

Publication numberOT-2026-000066434 · never reused
Internal UUID01a0ae8e-ce40-7eda-9545-2960adae664c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066434
StatusPUBLIC

Content hashes

Canonical text6c366eefb4bfe46ab3010d22eb90b8d630f8519911238e8a22c9b2552c5e9cb6
Markdowne3b549d86ab18c6efc7092b82d7d7da9807f7b68a1d995224d0007b388715679
PDF
Publication page502d293658161343588e3dc8192e2946603649fc0b8d0006c8c0c7c5d943d2c0
Manifestc841c90691d5a20da379dae309516426328f28836ec2e7e11163924145346f9e

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
SignatureKIinO3crtl1Otnctfi4QqVR9f5LhA6guP+Mppl5jCmyUYru0swhhDCmdszhVRYmcJvmUNIACS2PwVZ7pCgv6BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:40.719915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066434
observed 502d293658161343588e3dc8192e2946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.701851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066434/manifest.json
observed c841c90691d5a20da379dae309516426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.685641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066434/publication.md
observed e3b549d86ab18c6efc7092b82d7d7da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.667983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066434/publication.txt
observed 6c366eefb4bfe46ab3010d22eb90b8d6...
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.