OpenTechnical

OT-2026-000100727

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100727) never changes.

Identity and time

Publication numberOT-2026-000100727 · never reused
Internal UUID01a0aea3-66f4-7f9b-93b5-e77d2f835962 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100727
StatusPUBLIC

Content hashes

Canonical text0ae0f0506793548cee16cc797ce618135ac03d9911dfc1992801a743c3762f9b
Markdown14b8a1aa62e297e192a8c0344129015d661c910116874cee406df4aea0c6be17
PDF
Publication page7a301292f1b04cec64837c2786cdad23b398fa028b1ef5096b9eefcad2eb1513
Manifest85c6a361e0b56c2d1fd35625b8fefb6a2b13aac19f452313e9b99312445a2e51

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
SignatureMmeudxzkBGy3myZPXpJ5dATpG2OhHRAbHf0VeEo8Dz4ZB8E8FPmoi6L5v31a6eRhfFIdlKlI2Qm5IlNr4/fZDA==
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

2026-09-17T09:27:33.304288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100727
observed 7a301292f1b04cec64837c2786cdad23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.286557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100727/manifest.json
observed 85c6a361e0b56c2d1fd35625b8fefb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.267603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100727/publication.md
observed 14b8a1aa62e297e192a8c0344129015d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.249242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100727/publication.txt
observed 0ae0f0506793548cee16cc797ce61813...
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.