OpenTechnical

OT-2026-000036754

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line 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-2026-000036754) never changes.

Identity and time

Publication numberOT-2026-000036754 · never reused
Internal UUID01a0ae77-46e8-7d1e-bb28-fc6ebfb96d94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036754
StatusPUBLIC

Content hashes

Canonical text857f657bb541b885b44b50a5b0ff3caa9e9c88a3276865b2b28493f2b87b66bc
Markdown2592bdafb00536531c8cf0a5177792e7213702ab41a650a1c139e532ef34921d
PDF
Publication pageb200834e68fd8d6cfc42e4a4d42941e33ad3127e272e1947146111401503ea84
Manifest7833aa4c550e2ad3ecb9b14202d3e48ec35e636d02279b9bbf92aa4f3bfad158

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
Signatureq6KegD5Y3PN9qPTY23HBxdXjOi8w7MkvT8WhGcQWN6uagQT+L3Ekh3kD/b0DQ8Rnn1uhwP4YxFgRQFbjKpGmDQ==
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

2026-09-17T11:26:07.445172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036754
observed b200834e68fd8d6cfc42e4a4d42941e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.426724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036754/manifest.json
observed 7833aa4c550e2ad3ecb9b14202d3e48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.410679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036754/publication.md
observed 2592bdafb00536531c8cf0a5177792e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:07.393350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036754/publication.txt
observed 857f657bb541b885b44b50a5b0ff3caa...
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.