OpenTechnical

OT-2026-000070629

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line 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-2026-000070629) never changes.

Identity and time

Publication numberOT-2026-000070629 · never reused
Internal UUID01a0ae91-8c2b-795d-b650-f885c37cba24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070629
StatusPUBLIC

Content hashes

Canonical textbf2f2aebd06714591ca8f3d0376fb6fa557bcef6c7915db82aa7e98b01ccccf2
Markdownefe66c45a93b65f2a0d807ab0999beb410dda598b273d2d3752c3d64d02fe127
PDF
Publication page44cd844a759e25b8d04c6d1511d28b876f3d8aac716dcca6fc56c923c26c8a74
Manifest0d1f994d0b70966f156de1634c673b19d1c91084d7d9d647cd1c421d7a8fe87a

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
Signatureu/DAvgLduatlJ37weZBkz4MPuf8mSuxQZDC9NRy20sjJHPU+iSLXA7O2pz1Z8iMbQlKEj6WZxAOWGQ+7iaabDA==
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

2026-09-17T10:25:17.764835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070629
observed 44cd844a759e25b8d04c6d1511d28b87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.747776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070629/manifest.json
observed 0d1f994d0b70966f156de1634c673b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.729555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070629/publication.md
observed efe66c45a93b65f2a0d807ab0999beb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.711491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070629/publication.txt
observed bf2f2aebd06714591ca8f3d0376fb6fa...
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.