OpenTechnical

OT-2026-000007625

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000007625) never changes.

Identity and time

Publication numberOT-2026-000007625 · never reused
Internal UUID01a0ae62-76bc-7182-a715-90a1687734bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007625
StatusPUBLIC

Content hashes

Canonical text1f363eb8dad273d8d4285fc14cf57ebe5ade69dc182c0663fc25c9b864758f9f
Markdown6f4464b9e404d921be68e12420bcf7fd9c58bda7f3f8c08c462a1d7efb26e148
PDF
Publication pageded5d51fde8ed2510a4082c26dafc21cec5457b87229db685b315aadbfe337d2
Manifest7ae79a9c5c2892236aa2740e5f90420d68c42c60290d020f6e8b91213ce7b5ae

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
Signatureq+llPNIFtIqvJPtK7wUeFyzRrW7/9OKcDQXf7k7L9SyU3FZ+NQjMJAdGNxJ8ceY38NJXAuAHgXllhEvjt4g4AQ==
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

2026-09-17T08:10:14.493674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007625
observed ded5d51fde8ed2510a4082c26dafc21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.474734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007625/manifest.json
observed 7ae79a9c5c2892236aa2740e5f90420d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.458440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007625/publication.md
observed 6f4464b9e404d921be68e12420bcf7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.440816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007625/publication.txt
observed 1f363eb8dad273d8d4285fc14cf57ebe...
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.