OpenTechnical

OT-2026-000007725

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000007725) never changes.

Identity and time

Publication numberOT-2026-000007725 · never reused
Internal UUID01a0ae62-843f-7e8b-b8aa-57eb15180958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007725
StatusPUBLIC

Content hashes

Canonical text73507a687f7d783fd1ab72664c91e7235b8f35f61f8140fb06413023bfaa44a1
Markdown6e9f780bd4e198fe006579bafa3209534d71387193bc702b3f2f93c3aed918fe
PDF
Publication pagebaed8735e20a4ac0b4b1a9781df43d5b69ee6c73f49ff38257cdfecaf2775d74
Manifestd1ce21e8b3bd2727b6e45dad9a6569cb12ab4927a6522b84763e14f7ed928875

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
SignatureZRGwm+6ITZBfz5t1Vpucj2C3dAeMFx5TzwVK3tNSSz9RWZ84uDCvTX2vMwak9p6xAT9gswEQp1+af+QM0+uSBA==
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

2026-09-17T08:10:06.898270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007725
observed baed8735e20a4ac0b4b1a9781df43d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.881189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007725/manifest.json
observed d1ce21e8b3bd2727b6e45dad9a6569cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.861901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007725/publication.md
observed 6e9f780bd4e198fe006579bafa320953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.841292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007725/publication.txt
observed 73507a687f7d783fd1ab72664c91e723...
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.