OpenTechnical

OT-2026-000059200

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000059200) never changes.

Identity and time

Publication numberOT-2026-000059200 · never reused
Internal UUID01a0ae89-8613-76e3-8b41-2e043c66a541 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059200
StatusPUBLIC

Content hashes

Canonical text98767c3559a76763a1eb086d9ab46f0a47f361da4d9a16894c94e37af28817e7
Markdown6b4b2a60ea0e3cb1f4632db2175304b7d4de911e0b3272babb140b3cabe86961
PDF
Publication page2553008023ad312c6fd73f78df53b22cb06727f48cb9d76af6aa149e9d696c8b
Manifest656e67312db6dcf147035614bae6c3fddbe0b303faf4d0a3dc589afe500f927c

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
Signature6FOgEbe3zNwLPjGpv9GLBI8oSoTcd/a5Lkb5+XTuGValbBSCZ2mtYP4oUs0CYLwi7aSH4jfD2fghaz9mz6QUDg==
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...

Independent retrieval

2026-09-17T10:45:09.453406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059200
observed 2553008023ad312c6fd73f78df53b22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.435818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059200/manifest.json
observed 656e67312db6dcf147035614bae6c3fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.416455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059200/publication.md
observed 6b4b2a60ea0e3cb1f4632db2175304b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.399894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059200/publication.txt
observed 98767c3559a76763a1eb086d9ab46f0a...
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.