OpenTechnical

OT-2026-000063277

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000063277) never changes.

Identity and time

Publication numberOT-2026-000063277 · never reused
Internal UUID01a0ae8c-94ab-79cb-a388-40ace3dc1460 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063277
StatusPUBLIC

Content hashes

Canonical textf9f8bf37e22472aed1d45dc129f026efc9bcdcc0512895412dbbdb7ccab1a6d2
Markdown5a9c2723e60d353bf7a6a1f5e8735738cfa5d5af33ddd0022a02f2bd7141b808
PDF
Publication page6bdc63b553ee40c439f056ec3775b53bcaee8ca2b122ae05d6a71a786df589f1
Manifestafe077e7abb2ecaf78601535e1b0c7d9c4116c9c5eb85cf68895a0517554dc51

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
Signature10zJMG5fxGvVvvAH+qXcI5sRRKy+3VjLRimt0Fm9kHx8lPsH+42cgy4xQb23py+pIbvOY2pUv0V0Kr9CpRLQDg==
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

2026-09-17T10:39:10.122534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063277
observed 6bdc63b553ee40c439f056ec3775b53b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.101580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063277/manifest.json
observed afe077e7abb2ecaf78601535e1b0c7d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.083309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063277/publication.md
observed 5a9c2723e60d353bf7a6a1f5e8735738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.065027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063277/publication.txt
observed f9f8bf37e22472aed1d45dc129f026ef...
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.