OpenTechnical

OT-2026-000038545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000038545) never changes.

Identity and time

Publication numberOT-2026-000038545 · never reused
Internal UUID01a0ae78-2d53-7186-9498-33c1471386ff · 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-2026-000038545
StatusPUBLIC

Content hashes

Canonical text8553dfa739e0ed4a2a14127acf91f909317a48ab38684323201e8c7ea73f224f
Markdown313f614d2c5d5b21a2d3e2a44f48de52e3d7e9605a3087add562a9576ba94fd1
PDF
Publication pageba0f014ef6bff7d00a4e0b3870e677db6de0335e6063c1b4864be0beff61116c
Manifestfb59fe87f56831c177147df4b44d75ee790e33f93720729889864f79f1a7f473

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
SignatureT8vHBntfuYKpjLovwZyraw2IMfYJD7Fq+BkKg5KhObJAHyVf/7NAmR8Pd70zYdtdsLbzIV8B/KnkrlVm24uhDw==
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

2026-09-17T11:22:48.428198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038545
observed ba0f014ef6bff7d00a4e0b3870e677db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.411785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038545/manifest.json
observed fb59fe87f56831c177147df4b44d75ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.393986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038545/publication.md
observed 313f614d2c5d5b21a2d3e2a44f48de52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.376553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038545/publication.txt
observed 8553dfa739e0ed4a2a14127acf91f909...
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.