OpenTechnical

OT-2026-000063328

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000063328) never changes.

Identity and time

Publication numberOT-2026-000063328 · never reused
Internal UUID01a0ae8c-f943-7aab-b164-8d245b5010d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063328
StatusPUBLIC

Content hashes

Canonical text988ac0d9db4aa58a153a17cd904b7c158bf2fd526d8a74b225b3b52b7ebaae50
Markdown3d01e6071546c604169d6318717a0decfd212dffb37c9a205877ebf036e9edbd
PDF
Publication pagef986fcc002de6c90af02b33c487d664dec7e193263c3923744aae8b3836d3537
Manifesteff6b333adff5a31981fa4abdc60cfcea121a3332471e17145c8bf6357cdcefd

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
Signaturez5auoxO0RF6O6n7i9HIg9H3L5MHM+YSzQzbmUHgBR4VtsXRQgVODK746JIExvXPPQOhJHDc8mzyNwXE/gHaHCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:13.320638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063328
observed f986fcc002de6c90af02b33c487d664d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:13.302502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063328/manifest.json
observed eff6b333adff5a31981fa4abdc60cfce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:13.286167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063328/publication.md
observed 3d01e6071546c604169d6318717a0dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:13.267414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063328/publication.txt
observed 988ac0d9db4aa58a153a17cd904b7c15...
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.