OpenTechnical

OT-2026-000101234

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000101234) never changes.

Identity and time

Publication numberOT-2026-000101234 · never reused
Internal UUID01a0aea3-c378-7703-b52a-9efdb303d9cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101234
StatusPUBLIC

Content hashes

Canonical textd1d4a8d8870c0843b4720342ed00f8a50ed8e9064ef40fb83a7fdaa30b747805
Markdownca9c2fc4b9657b1368e276c8ef38ee8ff02e4ae867bc4618a6968fb74dc3b843
PDF
Publication page8c7a7203df4f6cdb8c15c9811b3e32ea5b44db4cf38e5c78d454d61b33719460
Manifestc34b4623068e3da3382d0d2dbf2bfa83c3c00197b4c277491dfd16793af41bc8

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
SignatureQQ719wOMp9OKFfkcpb0+EuuXAUWKAFV1BStuVAQlni+9QaXf1Hp+H35Zx/WjOswO2S6Fxq6f8YrfJeSmHmnwDw==
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

2026-09-17T09:26:53.600476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101234
observed 8c7a7203df4f6cdb8c15c9811b3e32ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.580566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101234/manifest.json
observed c34b4623068e3da3382d0d2dbf2bfa83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.560570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101234/publication.md
observed ca9c2fc4b9657b1368e276c8ef38ee8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.542509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101234/publication.txt
observed d1d4a8d8870c0843b4720342ed00f8a5...
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.