OpenTechnical

OT-2026-000005725

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, ejector fed, vented before set down, plastic cups

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-2026-000005725) never changes.

Identity and time

Publication numberOT-2026-000005725 · never reused
Internal UUID01a0a942-bcf4-7bee-bdf5-680f9f0c0a15 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:08:38.392247Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005725
StatusPUBLIC

Content hashes

Canonical textc2d3b90fdd6a5f7f50a4b9cfc952fe21a159f02dd2dc003b85181825bfab7138
Markdown5354df7003b7076547e088876e5ed82bad8d0a26bc64373a9a6d4556cebc61d3
PDF
Publication page066c7ca6073d55c22a69a2f5f13e8cd4e4825804fef91758422945d7770d344c
Manifest6b5b5427111b42bb215b99eb8584d801e53f863df277506fcf655e1355d8675b

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
SignatureX8+zX88caZMMSzFjDjd8Dcmf+7nf3awUtRJR7LKlCyp1gae5nxGXiOt0TX9LxEnoKpCQqKiXCQoJTQxfJjgtAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:06.981364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005725
observed 066c7ca6073d55c22a69a2f5f13e8cd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.967952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005725/manifest.json
observed 6b5b5427111b42bb215b99eb8584d801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.955007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005725/publication.md
observed 5354df7003b7076547e088876e5ed82b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.941775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005725/publication.txt
observed c2d3b90fdd6a5f7f50a4b9cfc952fe21...
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.