OpenTechnical

OT-2026-000099328

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000099328) never changes.

Identity and time

Publication numberOT-2026-000099328 · never reused
Internal UUID01a0aea2-8289-7cd6-b5b1-aa8029823530 · 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-2026-000099328
StatusPUBLIC

Content hashes

Canonical text279a7a89776b7900b7d068dcd76dd6bae44aafd1ddbc101b2822af5d0862d60e
Markdown092c5295dac8a1b3ccfdbafa82614d2753fd45088e47fe553ad7a7a309c9488c
PDF
Publication page51ff0976a5488aded5e3f1e0afa67284d1237f2b3d589b11c44b2859689cb20a
Manifest62601c4be6931b9d1d51528cc47cd831d4fca763348caa6e4dbc5e2d51ec29f9

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
Signature/rOgsRkPT5Rgfy6Fetgn7kpknZXbqLQJgYywMiiKVzccvywIn8m19dHUeZDcYcjNGLoLzHR5EAarxQp9NA7RAw==
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

2026-09-17T09:30:47.901313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099328
observed 51ff0976a5488aded5e3f1e0afa67284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.881774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099328/manifest.json
observed 62601c4be6931b9d1d51528cc47cd831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.861607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099328/publication.md
observed 092c5295dac8a1b3ccfdbafa82614d27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.843054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099328/publication.txt
observed 279a7a89776b7900b7d068dcd76dd6ba...
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.