OpenTechnical

OT-2026-000039372

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000039372) never changes.

Identity and time

Publication numberOT-2026-000039372 · never reused
Internal UUID01a0ae78-9675-719d-be18-55d9a91740ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039372
StatusPUBLIC

Content hashes

Canonical textd37c67d5fef0d0b713517a531092da29cacd1fc22a1426b5acde1cc720a26c92
Markdownae76a45d599200dd4bd10ace30dad5a4c7db33249cf2d9fdcc388ec1a3ae3c67
PDF
Publication page1870855042a7d3610659536a69196cff98d4f399589338aa64bf993291e237c0
Manifestf742a0e31e766e291287b4cb7c567b571068fd2f289a50d66c5dd5c94924805c

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
SignaturezKO1KY+uoXskKWbgm6QT4xAnCy6OZkGbpKLkcXcIsil5FUtbItSSiyhzj0FBtN6ItHXN/aPAhpwhWYf0ddIbAw==
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

2026-09-17T11:20:58.512979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039372
observed 1870855042a7d3610659536a69196cff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.495796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039372/manifest.json
observed f742a0e31e766e291287b4cb7c567b57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.479793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039372/publication.md
observed ae76a45d599200dd4bd10ace30dad5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.461158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039372/publication.txt
observed d37c67d5fef0d0b713517a531092da29...
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.