OpenTechnical

OT-2026-000047045

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000047045) never changes.

Identity and time

Publication numberOT-2026-000047045 · never reused
Internal UUID01a0ae7e-d0f7-7099-a710-c3e882b73007 · 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-2026-000047045
StatusPUBLIC

Content hashes

Canonical text15333851e5cf4f8e793f5b63a93d758950037bf00243319431a749d44ab6bf5d
Markdownbe5b5f11858a938ac9007765ac509832738b37f2212591ef59fae27572e16fa4
PDF
Publication pagee6fad4f52eb7ec2db61e0490f82ada396aa11521ce42a05f9869a2012bf7aef1
Manifestfcace4b4ae5ea0c14b1503ad0ced917f141a34ef70779ee1adc1faf41c95c7be

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
Signature+aaqBSqmyXWJhC6TtqA5ReYFSKOQYaVzypM0Igs0GV5GQazMW2/MinPgHup8N0MuFgFIByEcIKawTYlsVuWDBQ==
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

2026-09-17T11:10:20.167671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045
observed e6fad4f52eb7ec2db61e0490f82ada39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.142839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/manifest.json
observed fcace4b4ae5ea0c14b1503ad0ced917f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.119469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/publication.md
observed be5b5f11858a938ac9007765ac509832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.097671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/publication.txt
observed 15333851e5cf4f8e793f5b63a93d7589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.708139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045
observed e6fad4f52eb7ec2db61e0490f82ada39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.689095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/manifest.json
observed fcace4b4ae5ea0c14b1503ad0ced917f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.671291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/publication.md
observed be5b5f11858a938ac9007765ac509832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.651669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047045/publication.txt
observed 15333851e5cf4f8e793f5b63a93d7589...
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.