OpenTechnical

OT-2026-000063397

Publication integrity record

Six cup 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-2026-000063397) never changes.

Identity and time

Publication numberOT-2026-000063397 · never reused
Internal UUID01a0ae8c-f944-7cd9-b22b-b75329c435ef · 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-2026-000063397
StatusPUBLIC

Content hashes

Canonical text66956e4e1e06bae0f8ad362c377c429d4400e5ef6358c4474b3db096df0c14f9
Markdown59577f6e59c3e6ffa0e6ebe4f8c894513669c3015aaec422b874750c455762ae
PDF
Publication page9e6e4cef6e43c6c162890abb42f6e7643162dd2184355965f70064a6e9e2cae7
Manifest5b82b3953213149e845cf82f2fd21cc29d3b6a85a65e4207b5d37b9090470088

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
SignatureLn+6EiL+vK4aL2VeQbHX0sx68XcmW6UMfrfz0Ef5scVVTkaDwe8z1gROF4ijK2uEhQTDi+tQLM/+9plmmqIqBA==
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

2026-09-17T10:37:18.878825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063397
observed 9e6e4cef6e43c6c162890abb42f6e764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:18.858497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063397/manifest.json
observed 5b82b3953213149e845cf82f2fd21cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:18.839175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063397/publication.md
observed 59577f6e59c3e6ffa0e6ebe4f8c89451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:18.822004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063397/publication.txt
observed 66956e4e1e06bae0f8ad362c377c429d...
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.