OpenTechnical

OT-2026-000094618

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000094618) never changes.

Identity and time

Publication numberOT-2026-000094618 · never reused
Internal UUID01a0ae9f-2deb-718c-a488-ccb33d2ddd74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094618
StatusPUBLIC

Content hashes

Canonical text8ed818e70425695dbffac2f940e97511433403431722eef2e5b4a98b3bf0ff62
Markdown58a7af9bf10b7209db5a85b8cc8b7a383d1a5bd0ef5d44b3e0e4441f26f1b76b
PDF
Publication page1afb763dcc32ba5071e44bf26aabfab572f5239a9ab54449ac4044eba0871b2b
Manifestfe5fd9ba99b628f823b069a9f9c4aa0e4fedcd58d83bcc529cd76bebb851f6d4

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
SignatureGe1l5mQxfgN4pb5Bz4e2j/djNLWrGn3E3c4FTD3f85Vh9EWDKVbsF0hFFSG7vTC2c5gAeOXkg3842duB9Z6SCA==
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

2026-09-17T09:37:03.356024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094618
observed 1afb763dcc32ba5071e44bf26aabfab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.340442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094618/manifest.json
observed fe5fd9ba99b628f823b069a9f9c4aa0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.324394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094618/publication.md
observed 58a7af9bf10b7209db5a85b8cc8b7a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.308913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094618/publication.txt
observed 8ed818e70425695dbffac2f940e97511...
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.