OpenTechnical

OT-2026-000084238

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after set-down

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-2026-000084238) never changes.

Identity and time

Publication numberOT-2026-000084238 · never reused
Internal UUID01a0ae98-5b60-79f0-952b-589c7a09dfae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084238
StatusPUBLIC

Content hashes

Canonical texte796322cf91ff4c84d87b7857f34553fdd8225f12ce14fcd2eae16c887faf3ac
Markdown327741ec8ceaebdbcfe23a1403dc4a12a9fdd99a9b2f13d04405a0b89badd44b
PDF
Publication page73413df4fd9a833047ed104b732550a0356054bf52924894106517e54bd2cf0d
Manifestff249dfbb7d3916272d3636ee9358d1215ec4e0ef496c3ba80d155a90fe509e2

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
SignatureFqb0DOKdzaWoMNAmFccfhn5QDJ2C31swXIan4W33sPuikNe8V1uaiuU8T+t2ZFla7HeOygoK5xw5Ct3VoIAzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:02.138166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084238
observed 73413df4fd9a833047ed104b732550a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:02.115990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084238/manifest.json
observed ff249dfbb7d3916272d3636ee9358d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:02.096982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084238/publication.md
observed 327741ec8ceaebdbcfe23a1403dc4a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:02.076150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084238/publication.txt
observed e796322cf91ff4c84d87b7857f34553f...
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.