OpenTechnical

OT-2026-000058605

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000058605) never changes.

Identity and time

Publication numberOT-2026-000058605 · never reused
Internal UUID01a0ae88-f39c-7dcd-bc85-dca333e97686 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058605
StatusPUBLIC

Content hashes

Canonical text8d74150d77aac6f80880909d8609c80470d2adcbfaa0f996085b2390a898d195
Markdown734687ec7fa5351d9080fcb0cade4c3e403955802758c9d2a4c1196270785af6
PDF
Publication page75936bf843ad7114295792f173bf89005df8b335c43c2395bc76f9081580dbd4
Manifest9e2b5ee184460c13d216d896fe3471da35642b0da2fdc19031e74d2a59ee0658

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
SignatureA31sx4r5PZFu5grh679RAlbCwOc0UJl6EXKVpSHqUK7eZTqsMaan1ztfkfk/kAKEgM/6kJrriSu9a/ssfcU3Cg==
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

2026-09-17T10:47:06.288934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058605
observed 75936bf843ad7114295792f173bf8900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.268772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058605/manifest.json
observed 9e2b5ee184460c13d216d896fe3471da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.251775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058605/publication.md
observed 734687ec7fa5351d9080fcb0cade4c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.234227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058605/publication.txt
observed 8d74150d77aac6f80880909d8609c804...
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.