OpenTechnical

OT-2026-000097737

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000097737) never changes.

Identity and time

Publication numberOT-2026-000097737 · never reused
Internal UUID01a0aea1-92f5-78bf-ae04-ab2307986948 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097737
StatusPUBLIC

Content hashes

Canonical text0c2a03a654889351cdc5e2097adf399f7bbbb1003152851f6668752ef7bf059f
Markdowndff22c1ef89c03bf70d9823b99debd0ac2bac190a8bca3fdecc8b8c037647422
PDF
Publication pagefae82f841f7b82fd36e45a90abe2e26ecf773d40217ff25f121a5d5a9c9e37a0
Manifeste5b1733cba1112a1a2e3a270764edae144b0b393de68f2e3e55b7c0a878fbabf

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
SignatureoCHFlAT+3E85kRBev2eiZgwUNPQt1t4GEYOxizyl9F9683G3v5KfKVoDC7LJBxy/dVFgTSrfRHUQxriJAz7YAQ==
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

2026-09-17T09:32:46.985144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097737
observed fae82f841f7b82fd36e45a90abe2e26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:46.935953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097737/manifest.json
observed e5b1733cba1112a1a2e3a270764edae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:46.895402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097737/publication.md
observed dff22c1ef89c03bf70d9823b99debd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:46.862645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097737/publication.txt
observed 0c2a03a654889351cdc5e2097adf399f...
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.