Pith Number

pith:CMSDO3DV

pith:2022:CMSDO3DVW2UMT2ZUEGGGM7JRR2

not attested not anchored not stored refs pending

BrainActivity1: A Framework of EEG Data Collection and Machine Learning Analysis for College Students

Guangyao Dou, Xiaodong Qu, Zheng Zhou

arxiv:2207.13239 v1 · 2022-07-27 · cs.DB · cs.CY · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMSDO3DVW2UMT2ZUEGGGM7JRR2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T04:44:04.526513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1324376c75b6a8c9eb34218c667d318e8f9f15804f20c3a23809fefc8b83bc70

Aliases

arxiv: 2207.13239 · arxiv_version: 2207.13239v1 · doi: 10.48550/arxiv.2207.13239 · pith_short_12: CMSDO3DVW2UM · pith_short_16: CMSDO3DVW2UMT2ZU · pith_short_8: CMSDO3DV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CMSDO3DVW2UMT2ZUEGGGM7JRR2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1324376c75b6a8c9eb34218c667d318e8f9f15804f20c3a23809fefc8b83bc70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57b618b45756e766894c831c2fd402ba99c6e0cdf7c10b78770970090633274",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2022-07-27T01:48:00Z",
    "title_canon_sha256": "e790ad67912b20c007fe332d31ad56498476c188d9b0e32accd9493bb3881a7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.13239",
    "kind": "arxiv",
    "version": 1
  }
}