OpenTechnical

OT-2026-000022600

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000022600) never changes.

Identity and time

Publication numberOT-2026-000022600 · never reused
Internal UUID01a0ae6f-f4ff-7b6a-8610-98a924ae4437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022600
StatusPUBLIC

Content hashes

Canonical textbc74daf731d930b463ba9d215c67cc701667163f067c499470fabb7a7f82ac18
Markdownecba7842213829a1f10abd163ff8cd19b9494595f1c999e421cf1ac7b8e65496
PDF
Publication pageae063ffb8766c5376b9b4573b15c7316b5b24e4febb457ff825d956fb39c5533
Manifest1f8989a35921e84413ea5f338c4bf296e76258b29d3eafa98f113ee560859e1a

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
SignatureRTHBmOZzMnsurc4Lt7jPg5je6gXx9YDM3yT9hgAGEPeL6H4hmodtQkoJXKTiwRF6sziWgolKtgmc7oSITluvAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:02.843683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022600
observed ae063ffb8766c5376b9b4573b15c7316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.824329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022600/manifest.json
observed 1f8989a35921e84413ea5f338c4bf296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.803420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022600/publication.md
observed ecba7842213829a1f10abd163ff8cd19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.782450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022600/publication.txt
observed bc74daf731d930b463ba9d215c67cc70...
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.