OpenTechnical

OT-2026-000059305

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000059305) never changes.

Identity and time

Publication numberOT-2026-000059305 · never reused
Internal UUID01a0ae89-8614-7238-af14-2432d0a005fa · 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-2026-000059305
StatusPUBLIC

Content hashes

Canonical textde9fa7677677d1f5e92f141623becaa0cd1840a210425ee44a33a59021765eb7
Markdownc53986675215f521a1b26ccc904f752fc2242623b7781157c0a4febd91875a10
PDF
Publication page51a21d98ee2a2e3412020192e0cf7c4230f10a34b577d5f708fbafa5bd9e968f
Manifest99cd361381001f4cfe5816d5367a4f6b1e97abbcd16d59298ec1117c46e0d03d

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
SignaturebHN7YvIQFAXYhXMI8OUT5SMgR8IVolwYIMmLJGb2aC9Ktnii4Z1F3NzTWGvxIXwyTKLriNk9Dk4bJDdGJzy4Ag==
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

2026-09-17T10:45:57.479894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059305
observed 51a21d98ee2a2e3412020192e0cf7c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.460821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059305/manifest.json
observed 99cd361381001f4cfe5816d5367a4f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.440811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059305/publication.md
observed c53986675215f521a1b26ccc904f752f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.422364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059305/publication.txt
observed de9fa7677677d1f5e92f141623becaa0...
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.