OpenTechnical

OT-2026-000098476

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000098476) never changes.

Identity and time

Publication numberOT-2026-000098476 · never reused
Internal UUID01a0aea1-e966-765d-8f2e-788bdc26dcea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098476
StatusPUBLIC

Content hashes

Canonical text05bda4edc6e25005792de304f7f6a5814eca1d381a8e34b87ded73e8ad18be7a
Markdown94effac9ddb9258472a88363ff132287919dfef75cb3ce0a8222f02c268e8b19
PDF
Publication pagee16b17f0b560cc68021f8e1f981113ec1f2a50fca65d51d492afab2de7daace2
Manifest5c0ce4734933ddc3d68adce8f806b974af2e7e5381cbb69719491e3c1ee95f69

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
SignaturexP7IoPlnCW6x2te0JNBOG4aj4rl1smaACb5MszqpdGXE4ma2d6Qy3jrjT+IxSPh+y8grrcHmLbPu++xuWZ7aDQ==
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

2026-09-17T09:32:20.490826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098476
observed e16b17f0b560cc68021f8e1f981113ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.473236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098476/manifest.json
observed 5c0ce4734933ddc3d68adce8f806b974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.455088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098476/publication.md
observed 94effac9ddb9258472a88363ff132287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.438059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098476/publication.txt
observed 05bda4edc6e25005792de304f7f6a581...
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.