OpenTechnical

OT-2026-000047102

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000047102) never changes.

Identity and time

Publication numberOT-2026-000047102 · never reused
Internal UUID01a0ae7e-d0f8-70fb-a627-ca76148283d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047102
StatusPUBLIC

Content hashes

Canonical text9400f7fb735ef41845371d0a6aa6404c048ec3c932afdd4476f2308913e676eb
Markdownfd681ff274c07a74dc182fd4b87292287f2c8fc59bc417593e3baa89047d34ab
PDF
Publication page2079658473f3b7228954c9a5f11c097cfce38f038c15c716318b0c8c75c47d35
Manifest2f2a531b8841221067948aa17bc0495e64fb4da3702d8ea6d0aa4d0d3fd2b558

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
SignatureFqOH0c5OM5eit6jP3p4Y9EettTkwnJ8F2Fmq0MmAmaxsaBwjh2IFTxuEmXhvICp7wzYclEolTAQzw/SLNomTAw==
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

2026-09-17T11:10:25.446341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102
observed 2079658473f3b7228954c9a5f11c097c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.426785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/manifest.json
observed 2f2a531b8841221067948aa17bc0495e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.407731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/publication.md
observed fd681ff274c07a74dc182fd4b8729228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.388328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/publication.txt
observed 9400f7fb735ef41845371d0a6aa6404c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.668969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102
observed 2079658473f3b7228954c9a5f11c097c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.577243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/manifest.json
observed 2f2a531b8841221067948aa17bc0495e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.555869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/publication.md
observed fd681ff274c07a74dc182fd4b8729228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.536091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047102/publication.txt
observed 9400f7fb735ef41845371d0a6aa6404c...
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.