OpenTechnical

OT-2026-000055345

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000055345) never changes.

Identity and time

Publication numberOT-2026-000055345 · never reused
Internal UUID01a0ae86-a100-77b2-a41a-061cbe7d1ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055345
StatusPUBLIC

Content hashes

Canonical text57c8c333b8f0531dd9b0c6633e72951939c67f3c1bfe63e26f8b852b00d9e752
Markdown47e9d4af468a6df215c1fd024230fad44bbb07ebf7122c5996cc7378835f1516
PDF
Publication pageeb46c2b84e35e9d80558dee6d95b1d2ad49cc9521ce16e3e7e54136e1af34908
Manifest4a232b37133292b6d8332e1e87298a119e0fdce0a8a99db027e0ebc1e6a03f3a

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+HadwvbGihWUc+YUEJrzcYQFGqweuSzFv4GLtYgWi7UJyjHWEsbY111n0wS2qKAYu8NNlPS+LzfiVf4GlchwAg==
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

2026-09-17T10:51:58.160044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055345
observed eb46c2b84e35e9d80558dee6d95b1d2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.142923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055345/manifest.json
observed 4a232b37133292b6d8332e1e87298a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.126150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055345/publication.md
observed 47e9d4af468a6df215c1fd024230fad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.108294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055345/publication.txt
observed 57c8c333b8f0531dd9b0c6633e729519...
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.