Pith Number

pith:FCZ5RSA7

pith:2025:FCZ5RSA7P7HEBAO4RM3ESYTCP5

not attested not anchored not stored refs pending

Entropy measures as indicators of connectivity paths in the human brain

Ania Mesa-Rodr\'iguez, Ernesto Estevez-Rams, Holger Kantz

arxiv:2507.04442 v1 · 2025-07-06 · q-bio.NC · 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{FCZ5RSA7P7HEBAO4RM3ESYTCP5}

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	2026-07-05T11:32:48.075075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b3d8c81f7fce4081dc8b364962627f4e7536f8b65f9c66370d9d6bedf31731

Aliases

arxiv: 2507.04442 · arxiv_version: 2507.04442v1 · doi: 10.48550/arxiv.2507.04442 · pith_short_12: FCZ5RSA7P7HE · pith_short_16: FCZ5RSA7P7HEBAO4 · pith_short_8: FCZ5RSA7

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/FCZ5RSA7P7HEBAO4RM3ESYTCP5 \
  | 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: 28b3d8c81f7fce4081dc8b364962627f4e7536f8b65f9c66370d9d6bedf31731

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c16dfaafd431a99d007acd58114e4427fa2870490c3ab4547cad1308597e895",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2025-07-06T16:05:38Z",
    "title_canon_sha256": "5435a4bf1c9f3c1baf74cb3eb56dc9043868918942b77910c2f13da1ff6e4389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.04442",
    "kind": "arxiv",
    "version": 1
  }
}