OpenTechnical

OT-2026-000099464

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000099464) never changes.

Identity and time

Publication numberOT-2026-000099464 · never reused
Internal UUID01a0aea2-c974-7b53-a670-9cc6b2019ad3 · 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-2026-000099464
StatusPUBLIC

Content hashes

Canonical textcf088487ce063d90040847815c923aafe4f9ad8a0d132002eadc546b33c780d6
Markdown03982148268706a6817d6f71da5d88a7f8cc3ee9987450ff6be4edd5b4a49a6e
PDF
Publication page1af95472e95eb55b0e2b7913f74dcaa9f796acf381923c3551efdd213ae8c328
Manifeste4beeb5d507b1f12e7f8fc3a997a2986bb9420bb8b4846905f1e2b10865bb7ed

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
SignatureImQJfBvRi/SjBLXdgbtU08yPgIyc49z/wKg7U0+dXPXKpaqsypfyfyY6PNrpIZrQrwirzFevjZnnAoFZLn/HAQ==
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

2026-09-17T09:29:14.819665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099464
observed 1af95472e95eb55b0e2b7913f74dcaa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.801993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099464/manifest.json
observed e4beeb5d507b1f12e7f8fc3a997a2986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.782149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099464/publication.md
observed 03982148268706a6817d6f71da5d88a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.763719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099464/publication.txt
observed cf088487ce063d90040847815c923aaf...
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.