OpenTechnical

OT-2026-000064563

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000064563) never changes.

Identity and time

Publication numberOT-2026-000064563 · never reused
Internal UUID01a0ae8d-a462-747d-b9c9-a56cd98d0d98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064563
StatusPUBLIC

Content hashes

Canonical textf7e6904ac49d0f6d19a8815fd666999b67e0b19641b887234472427fd185df13
Markdown9126592ac5f145ddb9575dfdbe982b7a9f7249d89ca245cdae1291c902b4a10f
PDF
Publication page3a9a610c7d3efe5bd783a233eef71369bb0b69eb7b3637fa415765cb0d50b5fa
Manifest6302d597c24c1c62941af285d21aaf4477e36d470acfacfba54ce0332d6501e0

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
Signature4j3ixZk5TgiwZdKiIJWCVNS9T2ly9PfkkJq++r4Vtp2GhjOG5CX4MpwlewYOv8H2mFS4XOXxP7OA4QyLwp0tAA==
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

2026-09-17T10:36:47.266287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064563
observed 3a9a610c7d3efe5bd783a233eef71369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.246005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064563/manifest.json
observed 6302d597c24c1c62941af285d21aaf44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.226938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064563/publication.md
observed 9126592ac5f145ddb9575dfdbe982b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:47.206452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064563/publication.txt
observed f7e6904ac49d0f6d19a8815fd666999b...
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.