OpenTechnical

OT-2026-000020024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000020024) never changes.

Identity and time

Publication numberOT-2026-000020024 · never reused
Internal UUID01a0ae6f-1fb7-7c6b-94f1-9d7ad52c6e6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020024
StatusPUBLIC

Content hashes

Canonical text12a0a8988d3525b3021af2244023670bd47104ac3b568824af7adecac08cf291
Markdowndf30e7a9c10a86b1e441836ae6ec7fa66cf1643b215b5ab9f93444c045448a98
PDF
Publication page4628ee114b1c58eb3ae31c8b2495776e03ad7f846219372fa68d3886b0065318
Manifeste73f92ce533d6f3de7a2b546ef777ca6d55fc556d85ee826dc3e70b24b97bf8a

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
SignatureKPZT2f2PMo86IvHCRVAc7k1Rs7bgjbvoBSeXAWGviTDYgAcPLz3/N6m2eAyFRLrU3C5EmR9m/cSyhvq2ss65DQ==
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

2026-09-17T11:58:16.659744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020024
observed 4628ee114b1c58eb3ae31c8b2495776e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:16.639978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020024/manifest.json
observed e73f92ce533d6f3de7a2b546ef777ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:16.622070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020024/publication.md
observed df30e7a9c10a86b1e441836ae6ec7fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:16.604511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020024/publication.txt
observed 12a0a8988d3525b3021af2244023670b...
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.