Pith Number

pith:OD4A2KDH

pith:2015:OD4A2KDH3INQLMWIZ2JEXRV37N

not attested not anchored not stored refs pending

Identifying Seizure Onset Zone from the Causal Connectivity Inferred Using Directed Information

Behnaam Aazhang, Giridhar Kalamangalam, Nitin Tandon, Rakesh Malladi

arxiv:1512.08309 v2 · 2015-12-28 · q-bio.NC · cs.IT · math.IT · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OD4A2KDH3INQLMWIZ2JEXRV37N}

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	2026-05-18T01:00:39.940014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70f80d2867da1b05b2c8ce924bc6bbfb661957c42cb830bc12dfdc11cb5a2c52

Aliases

arxiv: 1512.08309 · arxiv_version: 1512.08309v2 · doi: 10.48550/arxiv.1512.08309 · pith_short_12: OD4A2KDH3INQ · pith_short_16: OD4A2KDH3INQLMWI · pith_short_8: OD4A2KDH

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/OD4A2KDH3INQLMWIZ2JEXRV37N \
  | 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: 70f80d2867da1b05b2c8ce924bc6bbfb661957c42cb830bc12dfdc11cb5a2c52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65bb2ec2f0d91d8d14cc5e7a14b1e8670f58fe2f7ec15b7fda8f408cfc1c4976",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2015-12-28T02:53:24Z",
    "title_canon_sha256": "5f8a6a21069859024d4384b47ba1ee6bbf2d809e00ba068fb086cec6770b899c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08309",
    "kind": "arxiv",
    "version": 2
  }
}