OpenTechnical

OT-2026-000047077

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000047077) never changes.

Identity and time

Publication numberOT-2026-000047077 · never reused
Internal UUID01a0ae7e-d0f8-7fc8-a510-263f5ee83e06 · 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-2026-000047077
StatusPUBLIC

Content hashes

Canonical text9dac312ba3205b6594c724ea1a8d76a5572ba5116537e24527330ffcf1c1d524
Markdowna53a03a955adc4428e131495f06df5b06cbe25b6025adc382303251819f16321
PDF
Publication page3de2e8b4133430342a2761790e43cfacfdfcddc8081023f83c11da32ac5aceac
Manifest68e4c72c0562f4372c1a9d0893485dde29fea85be8c1b8821ac8b73a3cd43ff8

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
Signature2enkPhqO2jp3+LHMYc8x5I0IeARQkqMRj8smZJ17UwaWYgUCvVG0WpuNgH8hLl7Uxig1euC85v0oZ5RupskqDQ==
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

2026-09-17T11:10:23.206765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077
observed 3de2e8b4133430342a2761790e43cfac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.187526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/manifest.json
observed 68e4c72c0562f4372c1a9d0893485dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.169978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/publication.md
observed a53a03a955adc4428e131495f06df5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.150585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/publication.txt
observed 9dac312ba3205b6594c724ea1a8d76a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.367078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077
observed 3de2e8b4133430342a2761790e43cfac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.347294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/manifest.json
observed 68e4c72c0562f4372c1a9d0893485dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.327066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/publication.md
observed a53a03a955adc4428e131495f06df5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.305664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047077/publication.txt
observed 9dac312ba3205b6594c724ea1a8d76a5...
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.