OpenTechnical

OT-2026-000047002

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum 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-2026-000047002) never changes.

Identity and time

Publication numberOT-2026-000047002 · never reused
Internal UUID01a0ae7e-d0f7-754e-a65e-1e916c1c3d56 · 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-2026-000047002
StatusPUBLIC

Content hashes

Canonical text37f7886710422a5d628ab1df3d3ea78eac308b79bc5f5945a6393399fc73f895
Markdown5c44e3b8e0e83e5dd37c33308d7069e715c6de2172df119872f72d5824e06da1
PDF
Publication page9daa3fc6fed7579945fd215d434fdacd145136d0978d26c456ca849b0088021f
Manifest3cd363f12e9ec3c825b283ca64ab599496f9adec4c7cb9dd696ab00e9d9f4064

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
SignatureY17wZ3y6uvsAu2wYqNh+XGtYfvhCPiNWHkaTCb1SefdX23HhfNW7rBAW+9DcsXFcJanxVezvpSRCS6hQ7IpDDA==
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

2026-09-17T11:10:16.655362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002
observed 9daa3fc6fed7579945fd215d434fdacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.633292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/manifest.json
observed 3cd363f12e9ec3c825b283ca64ab5994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.610549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/publication.md
observed 5c44e3b8e0e83e5dd37c33308d7069e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.592336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/publication.txt
observed 37f7886710422a5d628ab1df3d3ea78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.265685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002
observed 9daa3fc6fed7579945fd215d434fdacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.246571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/manifest.json
observed 3cd363f12e9ec3c825b283ca64ab5994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.223751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/publication.md
observed 5c44e3b8e0e83e5dd37c33308d7069e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:45.204278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047002/publication.txt
observed 37f7886710422a5d628ab1df3d3ea78e...
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.