OpenTechnical

OT-2026-000025724

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000025724) never changes.

Identity and time

Publication numberOT-2026-000025724 · never reused
Internal UUID01a0ae71-9bca-7c9b-afdc-7dac9d482192 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025724
StatusPUBLIC

Content hashes

Canonical textad50eba840a565ebff5cca26863eaec25b075858dba0d6f2833093ce0e4bf5f8
Markdown93f962517d12a9df15ab68c2119b258804ab1e11270cd755aee515d8441bab4c
PDF
Publication pagef0a9210e16bd11eb3dcd5056456e79c696a12f90f5af404c3b358742ab436f20
Manifestca5bc60d646b21f14dc9206302eb5b0867967594f3c3e6a78b3daa0c1074fa3c

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
SignatureU0zMkn2pkgzDoCr88IHq1eEtL/R4tO6K4yjKs3lx1T131xd37bcTP72PPJIu1h9nyBYwiwdSRfNmmB4CEKK3AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:56.564742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025724
observed f0a9210e16bd11eb3dcd5056456e79c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.547405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025724/manifest.json
observed ca5bc60d646b21f14dc9206302eb5b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.529857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025724/publication.md
observed 93f962517d12a9df15ab68c2119b2588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.513969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025724/publication.txt
observed ad50eba840a565ebff5cca26863eaec2...
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.