OpenTechnical

OT-2026-000038206

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038206) never changes.

Identity and time

Publication numberOT-2026-000038206 · never reused
Internal UUID01a0ae78-2d50-7930-b8db-9be4613401f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038206
StatusPUBLIC

Content hashes

Canonical text6c7beea64c746ffa7dc41d512c9a6aa3c0a471abce9f80435cdf230a0ea71980
Markdown62d2513d66dff31157cae4fafa91371f48f735f347967753b7bb163baae0d3d2
PDF
Publication page19a69ab46cb14c14dd872eacbc7d29b974c7798f30d34a1f7595e45c898c09d3
Manifest015fdf12b6430ff3d13c82a54c930d3385808705320102a5a24aaac6731993db

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
Signature3ba6R7abaztnquS8RT0yRtsFtPkkhghA/S8Wm4TnnEEiikYrZIfhfxVmaxcH2btBjGvWuvVy2R1F6aHPm0X1BQ==
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

2026-09-17T11:22:20.379825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038206
observed 19a69ab46cb14c14dd872eacbc7d29b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.361781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038206/manifest.json
observed 015fdf12b6430ff3d13c82a54c930d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.342035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038206/publication.md
observed 62d2513d66dff31157cae4fafa91371f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.320969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038206/publication.txt
observed 6c7beea64c746ffa7dc41d512c9a6aa3...
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.