OpenTechnical

OT-2026-000098083

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000098083) never changes.

Identity and time

Publication numberOT-2026-000098083 · never reused
Internal UUID01a0aea1-e963-7734-9143-3c70b8dc92a6 · 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-2026-000098083
StatusPUBLIC

Content hashes

Canonical textf9a2847590db03988055f16d161cfc803bd1ec44ee61113faec5b92af2a04e2b
Markdown3f57a05a1dd85e2b909ba30c8cef51f0a41fe91365cd3cf522729a7f21daba65
PDF
Publication page9203266ae0c41f9adb13c1e6adaa2bcd7cb8a6d0b01cad81f6afe03b9a01c47d
Manifest96198ce9c9bd1ea895057c1e618a072697761a06e3427d1c6dcb48d1f5902e54

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
Signaturebdm/3JxS5f6bRJ80KGzco8+9u3BzTzpgOEY1kmdpz4Kcj5nGfm0JwYPHWlR6/DrL2jdlmAh/LOuO/DPLW0PDBA==
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

2026-09-17T09:31:13.032624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098083
observed 9203266ae0c41f9adb13c1e6adaa2bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.013441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098083/manifest.json
observed 96198ce9c9bd1ea895057c1e618a0726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.961980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098083/publication.md
observed 3f57a05a1dd85e2b909ba30c8cef51f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.943248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098083/publication.txt
observed f9a2847590db03988055f16d161cfc80...
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.