OpenTechnical

OT-2026-000074635

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000074635) never changes.

Identity and time

Publication numberOT-2026-000074635 · never reused
Internal UUID01a0ae93-ac2a-700d-b9bc-403fc6b59a7f · 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-2026-000074635
StatusPUBLIC

Content hashes

Canonical text35ac52b0683b1f6a9e089b3533cd56b8f5ab5127890a458746da79cad7bd5b1d
Markdown7ec37beb502ffbb74d35d36afeec34a6e550a953d51ccef0c9eed6606cdcf8df
PDF
Publication pagea1add33ce6907eedb3e05ac83fa5f7ebcc99e4f8fa5a27a17647586fcd4efdde
Manifestd52304fdbb48e857dad7584281b7c3676aed0488c53a121024022a70847d17ba

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
Signature/MevHwcHuSNNS5bgATduraUMQJslbAE0Bs7gTDcevD6UYgmw6kzs35z6l+6pc97QpYBRIk6Tl04QdGdEMVykDw==
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

2026-09-17T10:18:12.310795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074635
observed a1add33ce6907eedb3e05ac83fa5f7eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:12.284343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074635/manifest.json
observed d52304fdbb48e857dad7584281b7c367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:12.262490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074635/publication.md
observed 7ec37beb502ffbb74d35d36afeec34a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:12.242615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074635/publication.txt
observed 35ac52b0683b1f6a9e089b3533cd56b8...
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.