OpenTechnical

OT-2026-000015584

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000015584) never changes.

Identity and time

Publication numberOT-2026-000015584 · never reused
Internal UUID01a0ae6d-ef4c-79e4-97ba-475207441de9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015584
StatusPUBLIC

Content hashes

Canonical text98b8af3324dfc39e50acb0562a1f122c5280f82fb69da62c2d0b0f3b8b0752ab
Markdown5e4b0b1a3dc3950a52ed3ca76472ee17c7516d3ba273a3f9e47ad3c0fb9351ee
PDF
Publication pageac737db507d4a01418a1024cd8cad002ac18d2d508cbe77597bca1e073c910c3
Manifest14fe709a81ecd48c7a8aa9c58f19f250c24adf8a47b555dffb2213dda2db0568

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
SignaturesHI/Y3yvVLZRjchx+p+Src3EO3cgsJLtsXVwjbetioV7UdzxAYncoOdFjEJpQJ2r4IOZUhfDPvohCrtUpy6yAg==
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

2026-09-17T12:06:22.870466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015584
observed ac737db507d4a01418a1024cd8cad002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:22.852444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015584/manifest.json
observed 14fe709a81ecd48c7a8aa9c58f19f250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:22.832580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015584/publication.md
observed 5e4b0b1a3dc3950a52ed3ca76472ee17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:22.812150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015584/publication.txt
observed 98b8af3324dfc39e50acb0562a1f122c...
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.