OpenTechnical

OT-2026-000082829

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, sustained 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-2026-000082829) never changes.

Identity and time

Publication numberOT-2026-000082829 · never reused
Internal UUID01a0ae97-8cc9-72a7-8e9e-2cceea70c044 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082829
StatusPUBLIC

Content hashes

Canonical texte934ff96e49355409eaeff4b1a0cdba195b2ed7ce7e3e7cc741a9fcee00eb746
Markdownadd5c2dd0c1e43ebdeca9a890136470047f974e839ff36400cb2d068f2987f3d
PDF
Publication page718e51d2f9998c8d701648f55c66bd7ba4ded2b8af1f2322d2eacccf8dc25fdd
Manifest68bf862b7725d994fc79a33b2e0c367ad2475d44fc30407ddd37d78e145334ea

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
SignaturernfovDZsW39IRk6wcLpU6Pia6jjt4MdhIHaVy6R8QeDWGLxYl2LdVyU8ZFFuw5TJxIRtT230OxYuVhNI2iepDQ==
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

2026-09-17T09:58:30.001883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082829
observed 718e51d2f9998c8d701648f55c66bd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.983937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082829/manifest.json
observed 68bf862b7725d994fc79a33b2e0c367a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.965659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082829/publication.md
observed add5c2dd0c1e43ebdeca9a8901364700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.946941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082829/publication.txt
observed e934ff96e49355409eaeff4b1a0cdba1...
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.