OpenTechnical

OT-2026-000050520

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000050520) never changes.

Identity and time

Publication numberOT-2026-000050520 · never reused
Internal UUID01a0ae82-5c49-7586-b4d8-81c1f1a494ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050520
StatusPUBLIC

Content hashes

Canonical text27d37ccaf2a70f7c6b121d410813e80d8fe9ad248008ab988a3a364277f00b13
Markdown4823cb8307e0c3c4ecd60c09099df3991da9a39f0db2a75e8c72071116a68db9
PDF
Publication pagee3c91653d5cecfc58dc9440d471ad44745d09d4a4a2931a45fb64275ed7386d1
Manifest4e5db0a90e1c517a98e9fc0073577ecd2c7b648672bb4d58bd3fe43dec704214

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
SignatureSdrcfZkgzoXUG+4t98RgILynbuaTTK6wHTHEDb8FSpWpSdTbjs4mkeuhvKLBfHoR02cWeA4td9XTk/d/gr6kDQ==
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

2026-09-17T11:01:34.954491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050520
observed e3c91653d5cecfc58dc9440d471ad447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.935911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050520/manifest.json
observed 4e5db0a90e1c517a98e9fc0073577ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.920132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050520/publication.md
observed 4823cb8307e0c3c4ecd60c09099df399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.904230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050520/publication.txt
observed 27d37ccaf2a70f7c6b121d410813e80d...
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.