OpenTechnical

OT-2026-000058205

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000058205) never changes.

Identity and time

Publication numberOT-2026-000058205 · never reused
Internal UUID01a0ae88-6edb-7015-b66f-f15fb602e3d6 · 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-2026-000058205
StatusPUBLIC

Content hashes

Canonical text497a94f67634798f1baf70129b6ec9b2cb75a1da70f0864c677b2b40c7d19aec
Markdownd84d372e5f1b9e5b615768edd35e386e14eadda5e99371714b25290759cdfcc3
PDF
Publication paged3a4e8d0a84b6e6060b0ce12beea70a56f11227d215781c3154513e43132625f
Manifest7986b598e8aa0c2d55ebefd70a276e575eee9ab4d6b7640aac8e2a00b23ea40e

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
SignatureTzChv3Cbi0qfVxW2W0HpBtRDddlueKjwU3oB7pIv5FZWTSQQ8nlMPFq4jxLOwHCLJrj+M3o+BjJbUUAk/KGBBA==
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

2026-09-17T10:47:54.755970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058205
observed d3a4e8d0a84b6e6060b0ce12beea70a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.737832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058205/manifest.json
observed 7986b598e8aa0c2d55ebefd70a276e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.719460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058205/publication.md
observed d84d372e5f1b9e5b615768edd35e386e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.699638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058205/publication.txt
observed 497a94f67634798f1baf70129b6ec9b2...
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.