OpenTechnical

OT-2026-000099225

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000099225) never changes.

Identity and time

Publication numberOT-2026-000099225 · never reused
Internal UUID01a0aea2-8288-7bf4-9cc1-337edd107215 · 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-2026-000099225
StatusPUBLIC

Content hashes

Canonical text77030ffc37d41fd012001ef970b615507db2c3433ff6c228e07b22ab65f44953
Markdownc004ac6430693eeaa56e6fa472de5cb8201ced24d037bc2f7db2ec1102bacb12
PDF
Publication pageffa49f6e08b84484dbd8c9c78e516f912a09e9aa079305bde3aec53c8541dc23
Manifest980d330c2f79d23ebc77afcb0addfe476b54d966b0aed6d5e6bb207ff00c98b4

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
SignatureahXdone+xi9vR3o9zXke69ntf51l7EcjyJUfazde10x7pNVQcOlXOQXURjJnsUBtb6bWHBLJTAeBNZXXYISYCA==
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

2026-09-17T09:30:37.475420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099225
observed ffa49f6e08b84484dbd8c9c78e516f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.457388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099225/manifest.json
observed 980d330c2f79d23ebc77afcb0addfe47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.437668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099225/publication.md
observed c004ac6430693eeaa56e6fa472de5cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.417642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099225/publication.txt
observed 77030ffc37d41fd012001ef970b61550...
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.