OpenTechnical

OT-2026-000056884

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000056884) never changes.

Identity and time

Publication numberOT-2026-000056884 · never reused
Internal UUID01a0ae87-7af8-77b5-8d77-066733f102b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056884
StatusPUBLIC

Content hashes

Canonical textc6eb354ecd587bd85681744fbb0dad38ebf9e7c5b691eb0bff5c57077483ce33
Markdownb61ae0d6b1b8adbc93e63934063d51a7d5ff321287ef17bb7c7e7f225ebddc94
PDF
Publication pagedc57b1b602cfc466616228fa89a81944c35a02fe59b98e33e1007014710d2700
Manifest1a9cbfe35c22ac15d8908a70911d7ebe22b5647b8afdc53a6e47163a130747b8

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
SignatureeNdtE0rEJtcg0BbOiKwRxUVc3zViRedljjsmac8OcOzRad1ILrWO8dRfDog21EqDyft/TlfRSL6SEJNZc1icAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:25.141098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056884
observed dc57b1b602cfc466616228fa89a81944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.123119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056884/manifest.json
observed 1a9cbfe35c22ac15d8908a70911d7ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.103815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056884/publication.md
observed b61ae0d6b1b8adbc93e63934063d51a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.085216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056884/publication.txt
observed c6eb354ecd587bd85681744fbb0dad38...
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.