OpenTechnical

OT-2026-000023099

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000023099) never changes.

Identity and time

Publication numberOT-2026-000023099 · never reused
Internal UUID01a0ae70-46ed-7dea-897d-7d77125c98e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023099
StatusPUBLIC

Content hashes

Canonical text1df2e8227df6100187916095fe3767a2c65ac7cf00a0d7021c44478c38b497d4
Markdown857cf5806659ac3007e0c593eebe7ddd90ba441a5b05f70426f09c657d800dcc
PDF
Publication pageee2d6c106d40a1d96f747b6c45950c20f6f7fce940bab0a8867d1c08be3074d2
Manifest78567a487663d10f888613e37dae0e56bba0d7edea8f33ff7e8af6fd11294053

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
Signatures4JFxTbBj5i9RaWpTZXhShCNmZLtuuhRIyC49H7ZPcLHMwaOnJ0K6NP7CNe0/O6LHef2tHW9PprSr9KcM2NACA==
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

2026-09-17T11:52:44.059279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023099
observed ee2d6c106d40a1d96f747b6c45950c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.041947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023099/manifest.json
observed 78567a487663d10f888613e37dae0e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.023845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023099/publication.md
observed 857cf5806659ac3007e0c593eebe7ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.002332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023099/publication.txt
observed 1df2e8227df6100187916095fe3767a2...
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.