OpenTechnical

OT-2026-000066834

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000066834) never changes.

Identity and time

Publication numberOT-2026-000066834 · never reused
Internal UUID01a0ae8e-ce43-7ca3-976c-cbb6cb46e299 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066834
StatusPUBLIC

Content hashes

Canonical textce194c9c592c4daa6713e5545ccaa90da1ea41187e85b98e061cb075b49c6de7
Markdownae651bed44430445cf479450b6bd5f7da1f801b024d76fe4f75f20039ac74d26
PDF
Publication page20ec8af16aa828f4152e04a9216dd2c2b2b791dea0915f744b4a0baf9df52b8b
Manifest32ada49f02d7b4df611e8a948840de1c2b9d40f2ae73866352070ce8230fb753

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
Signatureo7uoIN2gD3f+CJNmOhe1NF2gJzJrHaxBnopqYMfaI8DDE2grKPfH4o74JwlFLhM9kKFi0mFbVlEHPfMFOL5qAA==
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

2026-09-17T10:33:16.224576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066834
observed 20ec8af16aa828f4152e04a9216dd2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.207016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066834/manifest.json
observed 32ada49f02d7b4df611e8a948840de1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.189617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066834/publication.md
observed ae651bed44430445cf479450b6bd5f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.171953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066834/publication.txt
observed ce194c9c592c4daa6713e5545ccaa90d...
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.