OpenTechnical

OT-2026-000066695

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000066695) never changes.

Identity and time

Publication numberOT-2026-000066695 · never reused
Internal UUID01a0ae8e-ce42-762c-b9cf-8b50914066ed · 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-2026-000066695
StatusPUBLIC

Content hashes

Canonical text07bf1ad598cd86d36073d399a1cff4848ce4c02f73224916e03d4b3250613b79
Markdowne4419e908701d54ca162335acb9367b996f6de458f2fd7d2826766b281a50de9
PDF
Publication pagebd2f6998fa2f5715a0130baabac00468f509f4da4d437bfef24f3ed75e9deb83
Manifest9813f0078487233660fdae56c15d462b1d83b8b5dff12c8e48875d9e23643dd2

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
SignatureqH/l/UW5Wyw59noRHRyyhKQbfd+YiFT9LrQ1Ps+fdrZOWZZFg91XYTzRU8HnC+GnKWcwq9JlByxjwzARtN2oBg==
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

2026-09-17T10:33:05.654356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066695
observed bd2f6998fa2f5715a0130baabac00468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.635933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066695/manifest.json
observed 9813f0078487233660fdae56c15d462b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.616734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066695/publication.md
observed e4419e908701d54ca162335acb9367b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.598675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066695/publication.txt
observed 07bf1ad598cd86d36073d399a1cff484...
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.