OpenTechnical

OT-2026-000048860

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000048860) never changes.

Identity and time

Publication numberOT-2026-000048860 · never reused
Internal UUID01a0ae81-134a-70b5-b076-e71c1a8d2f55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048860
StatusPUBLIC

Content hashes

Canonical text734ec83c277de363bdf620a8e43dcaeb0a2403fbf6d04502435d41702ac5f423
Markdown3becbadd32dcb5d2691b0d482d470e7450af20f241f2fa01918be280813a0cf8
PDF
Publication page5a2ec7e72d37b1456e3d7959f05c0a6f7b79d2836fc0f39198876844b749bd0b
Manifeste0367bfb6e4adf96425f23ed637b2651b7a35c683e9bd04ad393f765774b4209

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
Signature/SwvpZDtj/8hQZdgsW62JshPU9rKJzpNhI3MO6B06p7kKa/5qHqDuUOrqDMXfX2mKmUv95Zkl+VMBIfj2zdZAw==
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

2026-09-17T11:03:00.584752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048860
observed 5a2ec7e72d37b1456e3d7959f05c0a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.564878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048860/manifest.json
observed e0367bfb6e4adf96425f23ed637b2651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.544113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048860/publication.md
observed 3becbadd32dcb5d2691b0d482d470e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.524932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048860/publication.txt
observed 734ec83c277de363bdf620a8e43dcaeb...
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.