Pith Number

pith:ZFXJPIEH

pith:2015:ZFXJPIEHYMUZ53YS6HF5O2GP67

not attested not anchored not stored refs pending

Covariance-domain Dictionary Learning for Overcomplete EEG Source Identification

Kenneth Kreutz-Delgado, Ozgur Balkan, Scott Makeig

arxiv:1512.00156 v1 · 2015-12-01 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFXJPIEHYMUZ53YS6HF5O2GP67}

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	2026-05-18T01:25:32.608117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96e97a087c3299eef12f1cbd768cff7d33f91b3dd9c6373f06283f2d1e0177c

Aliases

arxiv: 1512.00156 · arxiv_version: 1512.00156v1 · doi: 10.48550/arxiv.1512.00156 · pith_short_12: ZFXJPIEHYMUZ · pith_short_16: ZFXJPIEHYMUZ53YS · pith_short_8: ZFXJPIEH

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/ZFXJPIEHYMUZ53YS6HF5O2GP67 \
  | 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: c96e97a087c3299eef12f1cbd768cff7d33f91b3dd9c6373f06283f2d1e0177c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d61c9b16a8c34137f50e15d3d504d089f2375a6f134aa4da1e065f7276122b7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-12-01T06:23:09Z",
    "title_canon_sha256": "e618725763289f6df8b53852bab21e91da38de8401d6bf6798cd0f06e523642f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00156",
    "kind": "arxiv",
    "version": 1
  }
}