OpenTechnical

OT-2026-000066340

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000066340) never changes.

Identity and time

Publication numberOT-2026-000066340 · never reused
Internal UUID01a0ae8e-8dc4-7003-ab74-287a797223fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066340
StatusPUBLIC

Content hashes

Canonical text80c01cc9f5b550e9f8bacc8828e8cc02f6303f02ec0eb5ab2da43a874a984d64
Markdownc0237e550cf0f532a1f275b72e6e9fbfc6b67131ce31dda62a9dad1e8c1075a8
PDF
Publication page950ee5b254af06adc1a757c5c4e6d99c1034d5226a246304afe20a27752164de
Manifest0af5c7be89eebc9f843c79562ad93a2a11b514dbd62c96e766edef59a2f42c5f

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
Signature5+5CY8JUmJJ7MmbtOxL+1EG4hjf8QV1vdMeh7alr+SsZx3tPVQ9kwwJtRQT3dGABgj/25nHecI35tKsmp1mMAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:30.867972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066340
observed 950ee5b254af06adc1a757c5c4e6d99c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.850364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066340/manifest.json
observed 0af5c7be89eebc9f843c79562ad93a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.832580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066340/publication.md
observed c0237e550cf0f532a1f275b72e6e9fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.811031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066340/publication.txt
observed 80c01cc9f5b550e9f8bacc8828e8cc02...
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.