OpenTechnical

OT-2026-000074655

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074655) never changes.

Identity and time

Publication numberOT-2026-000074655 · never reused
Internal UUID01a0ae93-ac2b-7bbb-a24f-8bd90b54f396 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074655
StatusPUBLIC

Content hashes

Canonical textf765d59cc4f403c1296a949a53d1130df6e80b7099ffd2d27a82809a8563894f
Markdownf057240fa397f6276066b35ae7f64f5720284b0b9a52ac216ac71a53e84de81d
PDF
Publication pagea46ad07735b882c7f9e7657d194418c8a1939e2a9976fc768a96485ce8ceb21c
Manifest195c10886f626111187058095d3f528746f7f464048c2fb103510915e8eb8dbb

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
Signaturec/5ZQeMaZOjYLszUp/RUNPHCtxU7FnE4fjFk31ZKK1pQZhzszFXlxs1+yzj+XHOV6/YcMagiLrE/MSbqsDgpDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:13.882959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074655
observed a46ad07735b882c7f9e7657d194418c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:13.866840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074655/manifest.json
observed 195c10886f626111187058095d3f5287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:13.848089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074655/publication.md
observed f057240fa397f6276066b35ae7f64f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:13.828165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074655/publication.txt
observed f765d59cc4f403c1296a949a53d1130d...
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.