OpenTechnical

OT-2026-000037432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000037432) never changes.

Identity and time

Publication numberOT-2026-000037432 · never reused
Internal UUID01a0ae77-b8cd-7c4c-9f20-0b6cfc4753dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037432
StatusPUBLIC

Content hashes

Canonical text9f247222a812f550563a1c055655f45a056dc2f952ac385a25fb4712bffcf999
Markdown24ac332f796a50327753223f2d75184f7f03eab4aeb13f1978516bd12f1431c0
PDF
Publication page36dc3c2f66d6ee3125c441019d50ebe354478c87c29c84b8ee2d73254aed05c7
Manifestce493f8133135efb4a21e895260f180225d983a4a89b21ad95f47adf09eb24d7

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
SignatureCnh4VEKR9/UhDNWvaVhjtIJTPD4mIupDiI3G5waqSFyBrpZXoAZLIhQ4ouFGkXwf0SIHBjZU7ji9dX2e0igJCw==
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

2026-09-17T11:23:51.831638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037432
observed 36dc3c2f66d6ee3125c441019d50ebe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.814684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037432/manifest.json
observed ce493f8133135efb4a21e895260f1802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.797447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037432/publication.md
observed 24ac332f796a50327753223f2d75184f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.779268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037432/publication.txt
observed 9f247222a812f550563a1c055655f45a...
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.