OpenTechnical

OT-2026-000099159

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000099159) never changes.

Identity and time

Publication numberOT-2026-000099159 · never reused
Internal UUID01a0aea2-8288-7f09-896c-737ffd8129a4 · 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-2026-000099159
StatusPUBLIC

Content hashes

Canonical text931e30a031d66ff42bb61136fa404ed1196b8310e3f6bacba4d2a5981f8faf78
Markdown5db50b0281a9b64ac845212b180741fdf6c357758cda1df89985f6f16c3fb48e
PDF
Publication page1fc3243eed05066f3d1306687a2a735d078d919fa39a6c0dedae67a8ebd9828a
Manifest5599f0bc2496c28276fed06c099adb214c9a487b233959dff09d756331c55dc4

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
SignatureY2sAc9j1d4dv2xL36oyWqSYCqk5oJWIzdSsYdUdO/owrdnRL0iMW2YJMUj87Qr1G24ebBlwIXgEt5od2o2gSAA==
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

2026-09-17T09:30:32.239635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099159
observed 1fc3243eed05066f3d1306687a2a735d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.221388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099159/manifest.json
observed 5599f0bc2496c28276fed06c099adb21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.201335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099159/publication.md
observed 5db50b0281a9b64ac845212b180741fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.182286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099159/publication.txt
observed 931e30a031d66ff42bb61136fa404ed1...
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.