OpenTechnical

OT-2026-000096931

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, 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-2026-000096931) never changes.

Identity and time

Publication numberOT-2026-000096931 · never reused
Internal UUID01a0aea1-01c8-779b-a4ea-66d1ed7c54b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096931
StatusPUBLIC

Content hashes

Canonical textc8a10feb2a4a219ca4603903ae6f2a41da2adf48f17d98ca62d987c550e348ce
Markdown7deaddf1b94f6cdc25c5f55bf9567a6173edaf05df8552bdf00af3311c9ae68a
PDF
Publication page3f9dd22210d88dd0f2f5e78806115b598987a9dada7a73c7ae8d48284a59ffb9
Manifest01a3e3e2ec02f6e69a263fcc863ce9b9b585f5b68b104546d24bbc763d4aa755

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
SignatureRggZW4bSh98oRPeuVn7kVK+BP5J9bx11YGcrIzvnVgHBk+5PoQ1OxLUdUbYR4RsBNxXa8tixNYUjUxZzkRqsBA==
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

2026-09-17T09:10:08.882672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096931
observed 3f9dd22210d88dd0f2f5e78806115b59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:08.866910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096931/manifest.json
observed 01a3e3e2ec02f6e69a263fcc863ce9b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:08.849897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096931/publication.md
observed 7deaddf1b94f6cdc25c5f55bf9567a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:08.711226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096931/publication.txt
observed c8a10feb2a4a219ca4603903ae6f2a41...
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.