Pith Number

pith:I234ZEDX

pith:2025:I234ZEDXK4BDS7ILKQWMDI3JIG

not attested not anchored not stored refs pending

Universal law for the dispersal of motile microorganisms in porous media

C. Cottin-Bizonne, C. Ybert, F. Detcheverry, R. Foffi, R. Stocker, T. Pietrangeli

arxiv:2503.03273 v1 · 2025-03-05 · cond-mat.soft · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I234ZEDXK4BDS7ILKQWMDI3JIG}

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	2026-07-05T10:24:42.373505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46b7cc90775702397d0b542cc1a36941812e1ceecacef9b5dc52955f14dfdb9c

Aliases

arxiv: 2503.03273 · arxiv_version: 2503.03273v1 · doi: 10.48550/arxiv.2503.03273 · pith_short_12: I234ZEDXK4BD · pith_short_16: I234ZEDXK4BDS7IL · pith_short_8: I234ZEDX

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/I234ZEDXK4BDS7ILKQWMDI3JIG \
  | 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: 46b7cc90775702397d0b542cc1a36941812e1ceecacef9b5dc52955f14dfdb9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5dcefc34b2b54f5dea6e7d7fce50c0fef54d76491c718ae922fc1cd92ee05fb",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2025-03-05T08:53:40Z",
    "title_canon_sha256": "a5fabe53e3ebff72e89c3653e7af813ea14f28f5f5c2065ae9237aed41cc402e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.03273",
    "kind": "arxiv",
    "version": 1
  }
}