OpenTechnical

OT-2026-000097118

Publication integrity record

Four cup vacuum gripper, four zone face, pump 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-2026-000097118) never changes.

Identity and time

Publication numberOT-2026-000097118 · never reused
Internal UUID01a0aea1-01c9-7535-9189-620a88fe6e5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097118
StatusPUBLIC

Content hashes

Canonical text55a8f335a45bdfce4a49dda1abbe3305b2427f92bc6a1e180efd61b140ebdb61
Markdown644444969b27aff3a5a9e74b9846f33dd6a8c58154bf324242caa8ad7fb8a81f
PDF
Publication pagebafcbf41cc48154735e6e02a7a24b4923799f33a2c550cbafe5ce8073d47b565
Manifestb980ac45cb128bf2081245943cb6e136606915568b23ad8a203db5f1b597b358

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
SignatureTv4/6ajZUMrXb2yD2rwkw83/z+r6fLyooy6Nm4M+bu0MCf66DjOr7wIlaQKaT/Gc0MFMbFNcdj4BLoFjr7NPDA==
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

2026-09-17T09:10:03.435973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097118
observed bafcbf41cc48154735e6e02a7a24b492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:03.419003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097118/manifest.json
observed b980ac45cb128bf2081245943cb6e136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:03.399643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097118/publication.md
observed 644444969b27aff3a5a9e74b9846f33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:03.208900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097118/publication.txt
observed 55a8f335a45bdfce4a49dda1abbe3305...
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.