OpenTechnical

OT-2026-000007566

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000007566) never changes.

Identity and time

Publication numberOT-2026-000007566 · never reused
Internal UUID01a0ae62-4df7-714a-92e0-42f60873d2f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007566
StatusPUBLIC

Content hashes

Canonical text30c929edb4902e4cd3dfd99244369c3a3637cc68453779a014e5f01709cee505
Markdowna452e038d51019464d2dc44a1185ac29e9132a1e3cd19f21cffaaddd9efe7120
PDF
Publication pagea04a2c37ad6b4f9a56951bae4fe57019658a37ce72bf62fcef883583f45d1597
Manifest7d1a0982000e14dbc3db230bdb01e061eef920550ca5506b81bac037218d9d57

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
SignatureKLg5K+TTrAQug6dabKeYD/p/mbcfZ2BZp+xqZARjois+vyzS7C+J0RnnVH3XsPriCEBuNeJ0topXB5ok4briBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:24.792727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007566
observed a04a2c37ad6b4f9a56951bae4fe57019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.774945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007566/manifest.json
observed 7d1a0982000e14dbc3db230bdb01e061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.757776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007566/publication.md
observed a452e038d51019464d2dc44a1185ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.740126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007566/publication.txt
observed 30c929edb4902e4cd3dfd99244369c3a...
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.