OpenTechnical

OT-2026-000099406

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000099406) never changes.

Identity and time

Publication numberOT-2026-000099406 · never reused
Internal UUID01a0aea2-c973-726f-9e30-477bb2bd7a15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099406
StatusPUBLIC

Content hashes

Canonical textababdddff1998c15b360b844b2a24d6e21d904527c9b414713f32a7adb953928
Markdownb8e224ff0ac83fdf09373f1db22c88324f08064d47f24a54eac1736788a9f098
PDF
Publication page393a07316737880084823525eb8a32a7fca89a34d77e764c3fe274d8f4bb3eaf
Manifest9c8da4aa4a7617fc2b22e3673eb62f2f5ae3016d9d482853fd45cd2046b62c88

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
SignaturefxSZ0knjViLuWdAjka5k35V4FzK7ZbOWIHIhY7M8JJwOA/Slt9LyLIfl5ODIlfJWnYMTnfKtR/sIHwQBoxDmAA==
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

2026-09-17T09:29:10.395703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099406
observed 393a07316737880084823525eb8a32a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.377482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099406/manifest.json
observed 9c8da4aa4a7617fc2b22e3673eb62f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.359421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099406/publication.md
observed b8e224ff0ac83fdf09373f1db22c8832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.341195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099406/publication.txt
observed ababdddff1998c15b360b844b2a24d6e...
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.