OpenTechnical

OT-2026-000057046

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000057046) never changes.

Identity and time

Publication numberOT-2026-000057046 · never reused
Internal UUID01a0ae87-d5b6-715b-8f1e-27e5a4539c3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057046
StatusPUBLIC

Content hashes

Canonical text8503a528ac15d68232923ef798855f0242b95c2cad421c9d018d5aca9d13ce29
Markdown8f6786c342ddc4208b4963523e9eb14b769132e6ac18954ec6f5ff5b45234362
PDF
Publication page45dcfb84d2b89c82a7186efe721549d67f49019a1182fa630fedf7947733b133
Manifestd082c1f27cc99a5b5f979342a400c06ca0e02ca777aa654124b577fc343f5f7e

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
Signature/hxVUz4UBMsmLpnM6ScYBVOPGeKV2ddu0I1/OyTg7qD18RV00UQ39/EFu/AvXeGlqY/7jSoRHkbOwqrd7T5wDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:31.835525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057046
observed 45dcfb84d2b89c82a7186efe721549d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:31.816929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057046/manifest.json
observed d082c1f27cc99a5b5f979342a400c06c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:31.799067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057046/publication.md
observed 8f6786c342ddc4208b4963523e9eb14b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:31.781155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057046/publication.txt
observed 8503a528ac15d68232923ef798855f02...
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.