OpenTechnical

OT-2026-000093706

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093706) never changes.

Identity and time

Publication numberOT-2026-000093706 · never reused
Internal UUID01a0ae9e-508c-7f60-aca5-450c17ad5a78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093706
StatusPUBLIC

Content hashes

Canonical text86aaef775bf1fa4a525c5f566bb3b3c8cdc757fc26cd4f10661eb6dc19df8141
Markdown26e28b7b4e043dc7ead8b13e75e61fb33ef7ba5440e16a45eff82f57a8d9980f
PDF
Publication pagef2388e61efa77ba00794df4a018fa46ebcb4c886ded9bd5dff0832c4ba1fc2ee
Manifest47933683e88116bf5b500d21d114656c05e122bab086a2c07532cbc07e11c1b7

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
SignatureZ6HYVUv5wnfMr4y8Ebd+P5jhTJo+jCshVals7rqUZpoQcY9geebZXH915CiEKvmK5FKLtTE7ihNJHhfEg51uAw==
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

2026-09-17T09:39:46.449690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093706
observed f2388e61efa77ba00794df4a018fa46e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.431884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093706/manifest.json
observed 47933683e88116bf5b500d21d114656c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.415112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093706/publication.md
observed 26e28b7b4e043dc7ead8b13e75e61fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.397778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093706/publication.txt
observed 86aaef775bf1fa4a525c5f566bb3b3c8...
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.