OpenTechnical

OT-2026-000006066

Publication integrity record

Bellows cup vacuum gripper, plant vacuum fed, pressure verified, contact triggered on the face

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-2026-000006066) never changes.

Identity and time

Publication numberOT-2026-000006066 · never reused
Internal UUID01a0a94e-35ae-75e8-ae69-f0dea6707ec6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:21:10.192583Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006066
StatusPUBLIC

Content hashes

Canonical texte8200c6130b7fe9125c8908bd3b2589272efae2e12e55abb56a12b6f792dc882
Markdownb126a5a0f3616488f16b1435eb8d117d86776555ada9f9395a6709c200cd2a4c
PDF
Publication page700d385a6a9997294413fe89760bb8052c9fdc5ada18969e2cdc00de3bb434e7
Manifestc486ee2cd03930102653f76b79e9d868722b466b5f3ab0e883ddb2bd97874492

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
SignaturecS/i/CY3CqV5JMVFm8G1TO4FGFamRzMVoUM6L0krR6pZujlUobSTe7ewUjKz/JmRUFvKA+ky2i+IeeKBAlDVAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:31.234590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006066
observed 700d385a6a9997294413fe89760bb805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.219442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006066/manifest.json
observed c486ee2cd03930102653f76b79e9d868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.205778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006066/publication.md
observed b126a5a0f3616488f16b1435eb8d117d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.192120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006066/publication.txt
observed e8200c6130b7fe9125c8908bd3b25892...
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.