OpenTechnical

OT-2026-000036746

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000036746) never changes.

Identity and time

Publication numberOT-2026-000036746 · never reused
Internal UUID01a0ae77-46e8-78b0-9a3f-491e8b173aef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036746
StatusPUBLIC

Content hashes

Canonical text947e274aaebab848df06517f5c985337e522929ede2a24c8afb21a5cea0e424a
Markdown1f7c7be399dbecde9aaa2c29fa987d711b66ab339f36b234ea3ee114b3cbf17f
PDF
Publication page3e993a85a435f0e155ec9e286b35ee5ebbe4410a85e902fff49e1b5e2a732f77
Manifest7205d001bcd2c789537b03ddd827ac1862dd10ccb3ef5117606121fded18a319

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
Signatureo5xHHmONlcDr44corUPmvMRLzvVGMRwVyccGq+gHwC1+2Ah9rZ5784OLUZmjZfvOZVbI+E4H4ltlMdqWdPrEBA==
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

2026-09-17T11:26:06.857941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036746
observed 3e993a85a435f0e155ec9e286b35ee5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.841270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036746/manifest.json
observed 7205d001bcd2c789537b03ddd827ac18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.824677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036746/publication.md
observed 1f7c7be399dbecde9aaa2c29fa987d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.808466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036746/publication.txt
observed 947e274aaebab848df06517f5c985337...
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.