OpenTechnical

OT-2026-000049354

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000049354) never changes.

Identity and time

Publication numberOT-2026-000049354 · never reused
Internal UUID01a0ae81-8f7b-7d16-9e54-2ad312b5bb80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049354
StatusPUBLIC

Content hashes

Canonical text13279c1ca608cbfc49105860cc673ed24f80893f028525ed13c1f92bfca05eea
Markdownab11116647b1083cd81a80a3d466b8d00a096b609b19d1d73caa057d3dbc397f
PDF
Publication page07da76a8e042224d4081075077f5e04ec80f9bd51f9bb1e217ee5a3d60c5f9c0
Manifesta47e66c54a77c42b6196d426924fc3ba32d0c777086915627e7756bea1e343ce

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
SignatureD9Y3qS5v60pS2HrUSKtq5y5p2DnibNnTQmu1rYHmZNsfC8wzy/A7gR03gcX1XGwcDa0ATb6UECzKZg3wgqGHCQ==
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

2026-09-17T11:02:08.772773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049354
observed 07da76a8e042224d4081075077f5e04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.752971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049354/manifest.json
observed a47e66c54a77c42b6196d426924fc3ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.733211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049354/publication.md
observed ab11116647b1083cd81a80a3d466b8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.712590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049354/publication.txt
observed 13279c1ca608cbfc49105860cc673ed2...
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.