OpenTechnical

OT-2026-000104141

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000104141) never changes.

Identity and time

Publication numberOT-2026-000104141 · never reused
Internal UUID01a0aea5-341f-74e9-9dde-710d6b84445e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104141
StatusPUBLIC

Content hashes

Canonical text8483485c3be0cb119a80753fc1502918e2abc23444277fb1bbe72e3c7b97950a
Markdownc97ec08fb4c852484764d20951bb2f700fff7fc1e48535a4b1b0422aee1a96ca
PDF
Publication pageaef41ca1d59dfe443556feaeae630045e60e9321972de11bb33a3664b5e5d9f8
Manifeste8b8ff5e397e886f96af291bec2269286d8e18217335d195725a6a60f7c3988a

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
SignaturekHT26mYFv0zHcpGPgi2TkFq8KkOGvhU/CqYkqkymZd+1u0iLktQx2oraKbU7agDSCyY5TDDcwUhmfefnuk7ADg==
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

2026-09-17T09:20:13.509990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104141
observed aef41ca1d59dfe443556feaeae630045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.493782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104141/manifest.json
observed e8b8ff5e397e886f96af291bec226928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.474361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104141/publication.md
observed c97ec08fb4c852484764d20951bb2f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.457150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104141/publication.txt
observed 8483485c3be0cb119a80753fc1502918...
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.