OpenTechnical

OT-2026-000032336

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000032336) never changes.

Identity and time

Publication numberOT-2026-000032336 · never reused
Internal UUID01a0ae75-106d-7d83-bf0b-e2bd310256fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032336
StatusPUBLIC

Content hashes

Canonical text646f31b531bafc56981bcb3fff9925f7cdc1088c2760e8f417b5c2ae392bb31a
Markdown68391f565336698f538af2f66ba11274f643a1053c65b5aa98744f6a28507cae
PDF
Publication page4bf08ac6da9da05709c09a9385ee90bb491d5f3bd62f42b7ac5fad28de4a1f7e
Manifest5b78d2209d65ad3b0d543f621eb36f80ad23a610937c30d785f2a95cb919a372

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
Signature1831z1JPFOqYS/kgC6/MkeJVtJbn4Bd60MNyyhjLg7yG2B2eQdgUgToDzY8v0R2vTi4OpQCJTukwCHcExAGGBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:33:10.846272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032336
observed 4bf08ac6da9da05709c09a9385ee90bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.827316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032336/manifest.json
observed 5b78d2209d65ad3b0d543f621eb36f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.780163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032336/publication.md
observed 68391f565336698f538af2f66ba11274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.740039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032336/publication.txt
observed 646f31b531bafc56981bcb3fff9925f7...
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.