OpenTechnical

OT-2026-000064791

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000064791) never changes.

Identity and time

Publication numberOT-2026-000064791 · never reused
Internal UUID01a0ae8d-deba-70d4-ac4f-e96f7a5466bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064791
StatusPUBLIC

Content hashes

Canonical text6f50b6fb57f1cfd5d90aad8fb3be91901fa6c950f43546d13058e3070cecaeb8
Markdowne8dd8635423212dbd158e46dc8e95de2bd25fd9108cc26bca71719fe22706f75
PDF
Publication page04c9ecdab2e048bf699e23031e88093ffe4f400952cbdd6a9b2232f384540eb2
Manifest2d40af4aad7b633eb3b468988bf3d180e19cb57ea5412acd5ae38fde62675fd7

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
SignatureIH8dMbHaT/vIHvJzEjVTdwW9+WEK5rfVEfhZ/8Q70/ajLY0tHsiedyj4xkEg/Sy83P8H53GMOsUQ3Ftpa9KXAA==
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

2026-09-17T10:35:41.400062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064791
observed 04c9ecdab2e048bf699e23031e88093f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.383678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064791/manifest.json
observed 2d40af4aad7b633eb3b468988bf3d180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.367259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064791/publication.md
observed e8dd8635423212dbd158e46dc8e95de2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.348537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064791/publication.txt
observed 6f50b6fb57f1cfd5d90aad8fb3be9190...
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.