OpenTechnical

OT-2026-000100619

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000100619) never changes.

Identity and time

Publication numberOT-2026-000100619 · never reused
Internal UUID01a0aea3-66f2-7a0b-af7e-ed95bec2c7d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100619
StatusPUBLIC

Content hashes

Canonical text7d0e381124cac9c7cc792b0242357f02229c453e0db01bbcd8deaea22d76166d
Markdown8f4b88fa87b4434b0bea3aaa3704fecb9092710c4a48a99eeb4fa7d91c7b17ee
PDF
Publication page708c8f47dd5fff6996a8b8527ab3aa1d22b4aea411f88e5a51c96204803395f0
Manifestf14564d5dbc6518b5c86d1264669bac76e81b892d556e5c73fec1efcf0e6b689

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
SignaturekRMS1F87FB0HeJiFwLY90qMFvYaalf79nT0xwlZLHFXxoU3UfqTUX0NGM9FQ9iF7ox9eXR43/Pe8YRsVTG/UCg==
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

2026-09-17T09:27:24.984297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100619
observed 708c8f47dd5fff6996a8b8527ab3aa1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.852812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100619/manifest.json
observed f14564d5dbc6518b5c86d1264669bac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.834814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100619/publication.md
observed 8f4b88fa87b4434b0bea3aaa3704fecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.814809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100619/publication.txt
observed 7d0e381124cac9c7cc792b0242357f02...
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.