OpenTechnical

OT-2026-000069884

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000069884) never changes.

Identity and time

Publication numberOT-2026-000069884 · never reused
Internal UUID01a0ae91-1860-7c99-88e4-024df110073b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069884
StatusPUBLIC

Content hashes

Canonical text09a90b48b9e51579831b6f61cb91edf634e9e12a7596d951bb1756487d483d12
Markdown63e42a7ec041c686a82f895e9480a766b971da59f85373dac32e502ef2938246
PDF
Publication pagedd5c6aad682fcf366a4455ca96f7d1eb5c75f5b5c7568aa9d34faec84496c1b1
Manifestf2ceaeb0bf491464bf41cfe1a6919d78e2b3d84a04f49e76c6de2776d16fd07c

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
SignaturesqBW/ys1ivQduUrjmQ+v8fbdg3n3scpfMkqHPESCuNoSrcaLylLIW9wCwhvZUOBIkrBJlxkD7MsMu4Ow/sraAw==
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

2026-09-17T10:26:42.860680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069884
observed dd5c6aad682fcf366a4455ca96f7d1eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.842782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069884/manifest.json
observed f2ceaeb0bf491464bf41cfe1a6919d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.824803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069884/publication.md
observed 63e42a7ec041c686a82f895e9480a766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.806318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069884/publication.txt
observed 09a90b48b9e51579831b6f61cb91edf6...
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.