OpenTechnical

OT-2026-000059409

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000059409) never changes.

Identity and time

Publication numberOT-2026-000059409 · never reused
Internal UUID01a0ae89-8617-70a1-af58-dd006d750bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059409
StatusPUBLIC

Content hashes

Canonical texte0d1836177c0bf1a435629e996f1d50afaced9c0a991e0fd21eb41a92d08a23d
Markdown0fee50d39ed183c119d3120a2d6167377341ad484d769190386694225143e467
PDF
Publication pagef76c8310eef89705ae77290305436bf071068dc8b87ceebc46e6f10c30cc3a7b
Manifestf039f504e271e8f451d4787bf93483a4674ad5f4076d4550a3778d1c885d0740

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
SignaturenAWsbTqDHCrypX4+84x0ubtZR4COJEmKzYc8H2iDB+VQjTTHjNIM69VgumM/K6jgMQUf3B3Kd2FY0e0CVN+SCw==
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

2026-09-17T10:46:05.571652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059409
observed f76c8310eef89705ae77290305436bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:05.552741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059409/manifest.json
observed f039f504e271e8f451d4787bf93483a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:05.535272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059409/publication.md
observed 0fee50d39ed183c119d3120a2d616737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:05.517403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059409/publication.txt
observed e0d1836177c0bf1a435629e996f1d50a...
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.