OpenTechnical

OT-2026-000102854

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000102854) never changes.

Identity and time

Publication numberOT-2026-000102854 · never reused
Internal UUID01a0aea4-be3c-76b4-bfff-f72b14e3edca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102854
StatusPUBLIC

Content hashes

Canonical textcf308ec70cfed9f24782f8d0b264071dc5add7665851242818a9f1c9e1e24bfd
Markdown0507d074be7a93985c6452ff1578f47866bfac3fae6b2f1df11d9d004097cd34
PDF
Publication page24846d804584b3f4c9818fd8768f557a568ad3b589c22ed4a588ae52eee9770a
Manifestb61fce6ba9f1ad004af53d6cac1e518595cead206174279920ebf299ce02bbea

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
SignatureoFPkyFZgKzFUZ9L3FNyBfpO/qKi/7LCFuWjbiYPG0DUS8cWqaNgs7GPheUpuTTcPkBj4//gY9ebH153EEH5EBw==
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

2026-09-17T09:22:48.608981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102854
observed 24846d804584b3f4c9818fd8768f557a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.592051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102854/manifest.json
observed b61fce6ba9f1ad004af53d6cac1e5185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.575741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102854/publication.md
observed 0507d074be7a93985c6452ff1578f478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.559562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102854/publication.txt
observed cf308ec70cfed9f24782f8d0b264071d...
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.