OpenTechnical

OT-2026-000099182

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099182) never changes.

Identity and time

Publication numberOT-2026-000099182 · never reused
Internal UUID01a0aea2-8288-7686-bc75-1138f94a35ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099182
StatusPUBLIC

Content hashes

Canonical texta43928f5f4f96f2ae18413ed8694ddcb980aa48e4c032f2b730adf5c1e1140da
Markdown58f277445cfb7b42ec9532a0f8a2ac8707f0641f55e1fc6161498df1a5a9202c
PDF
Publication pageeed376de43eb1cae3550d434974928a98cc53f532343d61eb77af213410dbf5e
Manifest43433366fe0fe2dc69bc290d787d0e897d46a9d231348d0fe3c9f5d072d66cb8

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
SignatureEBlY4wF5cEXpm6kHCTSjxgH5hCP9DuV3ljHdgJWFzGVLBxqPL3HLn6Q463nxOLtpjKe3iOpxmTKqlQW0moiBDA==
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

2026-09-17T09:30:34.164542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099182
observed eed376de43eb1cae3550d434974928a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.146325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099182/manifest.json
observed 43433366fe0fe2dc69bc290d787d0e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.127768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099182/publication.md
observed 58f277445cfb7b42ec9532a0f8a2ac87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.107544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099182/publication.txt
observed a43928f5f4f96f2ae18413ed8694ddcb...
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.