OpenTechnical

OT-2026-000097530

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000097530) never changes.

Identity and time

Publication numberOT-2026-000097530 · never reused
Internal UUID01a0aea1-55b4-7d51-a5af-48a0815dca7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097530
StatusPUBLIC

Content hashes

Canonical text64f5471e706a560d4816d67b95c3afd100fe7ec82ac54dab052d19f24a6ca320
Markdown41adabd76e2444e52cee8a19ce10ee37ba81c9b98f1428f1c3520fe656035c71
PDF
Publication pagec223123f8f7297c980d8c2e74120f0b20f4bfc4e692a25f907be2469f23d4398
Manifestaf7d5213a7b8a9dfbf39883e18df9e88935d2e0527285e055475384bb9cc8f17

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
SignaturecsQsgsxnwz04ysAwQ7+fMU5aCfMevPi89QxAWd6QVDCXYJwppFa0S18gkAfluVlRJrB7qudyczXUDQxpeJXUBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:24.333901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097530
observed c223123f8f7297c980d8c2e74120f0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:24.316044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097530/manifest.json
observed af7d5213a7b8a9dfbf39883e18df9e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:24.298246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097530/publication.md
observed 41adabd76e2444e52cee8a19ce10ee37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:24.281545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097530/publication.txt
observed 64f5471e706a560d4816d67b95c3afd1...
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.