OpenTechnical

OT-2026-000104144

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000104144) never changes.

Identity and time

Publication numberOT-2026-000104144 · never reused
Internal UUID01a0aea5-341f-71b1-906b-97b020cdc88c · 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-2026-000104144
StatusPUBLIC

Content hashes

Canonical text4565a3b83a96e28ec00445297d7a1376df738b60000500669b51eff0059849ab
Markdown4081089f177bd93f675a8219d1d13ea32561d952b91c1adc490f1a8a7a653473
PDF
Publication pagee2643de1bb242519fab27469f82754c0e3662372fb4b69da63450fb98a213c27
Manifest15230a73329cd98afa68c3c8e8430485dc09544fe7b63f693935e4658ec60a1d

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
SignatureWGbZ89TGKjJWdg/Z5cu5Bc5SJaUv9bv2v6Cm33rfjCeUtnLGTrKxYUTpnLi2Ma0gSHt16B70jbvA+y3jACruAw==
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

2026-09-17T09:20:13.732676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104144
observed e2643de1bb242519fab27469f82754c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.716231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104144/manifest.json
observed 15230a73329cd98afa68c3c8e8430485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.698697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104144/publication.md
observed 4081089f177bd93f675a8219d1d13ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:13.679105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104144/publication.txt
observed 4565a3b83a96e28ec00445297d7a1376...
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.