OpenTechnical

OT-2026-000098233

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000098233) never changes.

Identity and time

Publication numberOT-2026-000098233 · never reused
Internal UUID01a0aea1-e964-7354-8121-7ef3cc68f228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098233
StatusPUBLIC

Content hashes

Canonical text3ade3ee3e424028de3384708996a3cda916697f5139b22e306ec22c8e73f5dc0
Markdowncd8b54301929b11638be7aa10f8a52ab31d4481e918c01361bb81cdc69517f15
PDF
Publication page5704b19526b4f9410cf3ec79c2079f3191111779f82fe7475efb19e39bbcca4f
Manifest25b9a835752ef6e9cf48fb6cac4892da36cb95792d714b4027201fc347ecd388

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
SignatureGXkIWruKfhIs4ih2FgJecHFBolHUq7Zdc3vNLnyAyCkRz7b84x9tngXHt2nS2083U5uleNWBrXWkdtqbbqcIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:24.984506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098233
observed 5704b19526b4f9410cf3ec79c2079f31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.874026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098233/manifest.json
observed 25b9a835752ef6e9cf48fb6cac4892da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.856540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098233/publication.md
observed cd8b54301929b11638be7aa10f8a52ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.835551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098233/publication.txt
observed 3ade3ee3e424028de3384708996a3cda...
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.