OpenTechnical

OT-2026-000036806

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000036806) never changes.

Identity and time

Publication numberOT-2026-000036806 · never reused
Internal UUID01a0ae77-773e-7bff-8d85-f1fa27de3155 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036806
StatusPUBLIC

Content hashes

Canonical text2b2ea050ec917d302e909b54e70e8ae8bb0f9a9caa5dd700d17d70cd32d51c05
Markdown4bd455ce803c56e5f4fec9a4d7b21b7c14e7d7513b3c00e89facfa1798093168
PDF
Publication page82a3bdc2546af02d09ef7465cba60e9638d8235bf93f9f58226e950c67b41121
Manifestc5c2e5bf9edb41a1e065ff148e03bef400ff0e69826a0ccafb0e0b3e1b1b3d3a

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
Signaturena+uDrg4NSFyDweb12NH0GhlaP60uCw0lBlug6Une7b2eJB+YPXVSV1U7H2xyCreCk0lI1lD1s+FOjWvkGaDCw==
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

2026-09-17T11:24:25.020632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036806
observed 82a3bdc2546af02d09ef7465cba60e96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.004432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036806/manifest.json
observed c5c2e5bf9edb41a1e065ff148e03bef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.987345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036806/publication.md
observed 4bd455ce803c56e5f4fec9a4d7b21b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.970531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036806/publication.txt
observed 2b2ea050ec917d302e909b54e70e8ae8...
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.