OpenTechnical

OT-2026-000047292

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000047292) never changes.

Identity and time

Publication numberOT-2026-000047292 · never reused
Internal UUID01a0ae7f-3e56-7d2f-a4c1-4651c9362312 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047292
StatusPUBLIC

Content hashes

Canonical text1ccaae22341e8a7ce2445c4e65090327c7b52cada46836453707fa5970368f47
Markdown820c3605a89961881a7dbfa4f938d7c8a97c2596207fab63807e1e3772083c61
PDF
Publication pageee7b65cededf7b4505b09b87ffbee1d9d54ef934e200324aa66621b37a44807b
Manifest6813624af91cbaafd8f52401787565bd6a33adb6525f6659fcf4b59c65621cb3

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
SignatureDruSxI8vg2diqNJodUaI2p2dlVIHdu78v1t1LmoBrFkzXISZHLmLs+pOIIju2o8Hdr8jT36bJcX7Jp+3Dmu5AA==
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

2026-09-17T11:06:16.042533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047292
observed ee7b65cededf7b4505b09b87ffbee1d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.024338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047292/manifest.json
observed 6813624af91cbaafd8f52401787565bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.003066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047292/publication.md
observed 820c3605a89961881a7dbfa4f938d7c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.983716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047292/publication.txt
observed 1ccaae22341e8a7ce2445c4e65090327...
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.