OpenTechnical

OT-2026-000058162

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000058162) never changes.

Identity and time

Publication numberOT-2026-000058162 · never reused
Internal UUID01a0ae88-6edb-7e0a-926c-b7087222c3ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058162
StatusPUBLIC

Content hashes

Canonical texta9d624f46f94c78d6ca17e7b5ead4dcaa463b622df32f538d1df7b6ffec56f02
Markdownb6de4a4867ee9734bea181c3169a4ec7e01d9880e8caaa0113056ade4ceb8efd
PDF
Publication page50b5405c4ea88ea2329ca6e6614cbd642985014e0abdd6ebf129d76b3e87a41d
Manifestefdd3dd3138c5a9d35cb9d843950a5b503591271f5b88dc70d0bcfab106a76d7

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
SignaturedI/1SRfQh8FLTFhgNxtbKKp5419JSdyYHjL/ZfP9yuEfyEVRR8jDNTFDPcUBH3YdHFw6UOhHy6vcp3UEhNIDDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:51.558081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058162
observed 50b5405c4ea88ea2329ca6e6614cbd64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.539287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058162/manifest.json
observed efdd3dd3138c5a9d35cb9d843950a5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.521959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058162/publication.md
observed b6de4a4867ee9734bea181c3169a4ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.501220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058162/publication.txt
observed a9d624f46f94c78d6ca17e7b5ead4dca...
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.