OpenTechnical

OT-2026-000063314

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000063314) never changes.

Identity and time

Publication numberOT-2026-000063314 · never reused
Internal UUID01a0ae8c-f943-7bbb-a74e-33db4cecb9d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063314
StatusPUBLIC

Content hashes

Canonical text43f1d7c05a66b2097377543943fe65e747d4a54dbcf4afbd6dd5f61f9c2c7043
Markdownd10e29773efb1ad796686532701c477c97a0e77c89f9ae2d58a5d59a45df9894
PDF
Publication pagea09a0d856b41c3dc2a6b46b289b34323308334d85684a05bd6f186f403e0bcf0
Manifestc50aecc73de771d69138e352ba03b2b2e2c17fd553056d3f848a0c012afec756

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
SignatureN4xKvDGz1Bwx08IE6vNnt4smCRv/PCB8gexiNlq7koeqcK3kC+RIPeXLC6BvG1RgEgATQ56rk3D4ZUsI6T5oBg==
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

2026-09-17T10:37:12.269091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063314
observed a09a0d856b41c3dc2a6b46b289b34323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.251896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063314/manifest.json
observed c50aecc73de771d69138e352ba03b2b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.233178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063314/publication.md
observed d10e29773efb1ad796686532701c477c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.213814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063314/publication.txt
observed 43f1d7c05a66b2097377543943fe65e7...
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.