OpenTechnical

OT-2026-000059946

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000059946) never changes.

Identity and time

Publication numberOT-2026-000059946 · never reused
Internal UUID01a0ae89-ec26-7884-ba5b-ef6c6033f719 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059946
StatusPUBLIC

Content hashes

Canonical textee59e5f99613b1f3a6e56b1dcb45c45f87970593609f1b63143e79c3dd68b3d6
Markdownb92a3bb2c8db2f05aefe57e57b8691220c03fa61c7eef712739a2206e30aff79
PDF
Publication pagec461ca40cad1da406751c144aab4ba2eed42d6e596f1d9a6d3f381b7fbe39af4
Manifest2cf377926e3b3ccf3ed2b2f37d86f9841f11561390a333ba033a7d90d3c7e438

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
SignaturelY2S+fP58RioggoWFWe8TxRhaGiBpT3TiiJ61W67Ai1GdCU9DWLnUdWOGZWI7lYulRPq4tO9nuFLF47lZJ3bAQ==
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

2026-09-17T10:44:43.486662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059946
observed c461ca40cad1da406751c144aab4ba2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.466611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059946/manifest.json
observed 2cf377926e3b3ccf3ed2b2f37d86f984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.377895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059946/publication.md
observed b92a3bb2c8db2f05aefe57e57b869122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.359970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059946/publication.txt
observed ee59e5f99613b1f3a6e56b1dcb45c45f...
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.