OpenTechnical

OT-2026-000043168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000043168) never changes.

Identity and time

Publication numberOT-2026-000043168 · never reused
Internal UUID01a0ae7b-327b-7319-8d1f-126a60e5d4b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043168
StatusPUBLIC

Content hashes

Canonical text0d62c3a0693b34340745ef84c917840559d06ac90aff0dae3f31c9bb38410144
Markdowna23ac8df523d2afc5651a14e544ef78b5903d18f9ebd529f695fd606bce44615
PDF
Publication page8009c502e6f30da516ff88cf7e165534295d2409437444793147b0753547e532
Manifeste5fd734d3a528a175b833f2c31c1eeb4fa259391a2a01969804875930f9ed063

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
Signaturev7RrcG1J6jXg7uU330jdZUo1SvM41ME8um+vO1f0t/dyCb7QOLXgMqJQR/JxIXjdATAtCtQDK1bZb4Acl5A6Bg==
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

2026-09-17T11:13:36.832876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043168
observed 8009c502e6f30da516ff88cf7e165534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.814228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043168/manifest.json
observed e5fd734d3a528a175b833f2c31c1eeb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.795990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043168/publication.md
observed a23ac8df523d2afc5651a14e544ef78b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.775809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043168/publication.txt
observed 0d62c3a0693b34340745ef84c9178405...
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.