OpenTechnical

OT-2026-000086786

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000086786) never changes.

Identity and time

Publication numberOT-2026-000086786 · never reused
Internal UUID01a0ae9a-80a4-7cdf-bea5-a39d23e97d19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086786
StatusPUBLIC

Content hashes

Canonical textcb8da9d3b1eb2119bb72a227eaf145d624bef2ecba4731f0286cf99d636e9598
Markdown6c05df5ea652eb5b5c1615da5d80ef8be0ee71fdecfb0b62a997a921696eada2
PDF
Publication page456648537880c4ee893c8baaf2247bec303130741c2e07455563a6f6c27866d3
Manifest77267ea2a45f2e3a1f8d656c3ce908ed9d9872f06d3cb8bf5b0e04970357ed3e

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
Signature6EBx/tcW/GMjzw58Jxo+b9prxHeEJUfwDfg2aFBN5BiVsJsZj0ENFNxTyq0F9kJPLwJzICVwlI63NjETkR0dBA==
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

2026-09-17T09:51:35.744187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086786
observed 456648537880c4ee893c8baaf2247bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.725020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086786/manifest.json
observed 77267ea2a45f2e3a1f8d656c3ce908ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.705893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086786/publication.md
observed 6c05df5ea652eb5b5c1615da5d80ef8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.686378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086786/publication.txt
observed cb8da9d3b1eb2119bb72a227eaf145d6...
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.