OpenTechnical

OT-2026-000099424

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold 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-2026-000099424) never changes.

Identity and time

Publication numberOT-2026-000099424 · never reused
Internal UUID01a0aea2-c973-7667-86c6-2406b7dd26a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099424
StatusPUBLIC

Content hashes

Canonical text9532065dd68c88e73b4d5c0de7bcc42b6d341594b07f076d69d8701727c21979
Markdowna04090aa1d7375a3ccf369fd9a07e8e69e0aac5af46ea216e060d02152faf927
PDF
Publication pageda3121a21303f80fb0c282b441dd0dc7e6d153a9c2acec8be3de6d91fcf41328
Manifestb5b1c2b24169bfd1295de5c40d06ae0b0f60c472679313932f04e1f5143016ee

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
Signaturenjk9U3jMveaqkEzDfIxPxPLAZRs6Q/gGNrAYGbxMsq9SWmvjUubbmbf9L1Y7PxBTsvXnPeWEZQo5sPT7qAPHBQ==
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

2026-09-17T09:29:11.789305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099424
observed da3121a21303f80fb0c282b441dd0dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.772124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099424/manifest.json
observed b5b1c2b24169bfd1295de5c40d06ae0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.754672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099424/publication.md
observed a04090aa1d7375a3ccf369fd9a07e8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.737082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099424/publication.txt
observed 9532065dd68c88e73b4d5c0de7bcc42b...
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.