OpenTechnical

OT-2026-000058437

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000058437) never changes.

Identity and time

Publication numberOT-2026-000058437 · never reused
Internal UUID01a0ae88-f39a-7475-8024-8c06617d357a · 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-2026-000058437
StatusPUBLIC

Content hashes

Canonical text664bdc4a2f951aaf73865fec6071646996d3e3d7794cd1941c11cad211a78076
Markdown0e030d037f364e3c627ec677a1fa7402ce46e4a4887a8500eb545d286f6ce3cc
PDF
Publication page35138f160fcb7b73e694d756d89913d7451ffc78cb8a4934e253a296feef7b32
Manifest492b7e06824f819007f2ec49110c796a898daf25d15595f1d30c7c1d442c97c5

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
SignatureSYGQvomqfl3o9JvHMatC48KsO+k/l0DRACFU4JPG9fAoCP2WkiJQ5hSRqZNPLZABzCjnh5oC+qSbeTpjJhGPDw==
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

2026-09-17T10:46:52.353997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058437
observed 35138f160fcb7b73e694d756d89913d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.336988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058437/manifest.json
observed 492b7e06824f819007f2ec49110c796a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.320825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058437/publication.md
observed 0e030d037f364e3c627ec677a1fa7402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.304195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058437/publication.txt
observed 664bdc4a2f951aaf73865fec60716469...
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.