Pith Number

pith:NPYKF7RA

pith:2013:NPYKF7RAJPY7ONAJBKWXTFGU42

not attested not anchored not stored refs pending

Invasion-wave induced first-order phase transition in systems of active particles

Thomas Ihle

arxiv:1304.0149 v1 · 2013-03-31 · physics.bio-ph · cond-mat.stat-mech · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPYKF7RAJPY7ONAJBKWXTFGU42}

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	2026-05-18T03:08:14.098412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bf0a2fe204bf1f734090aad7994d4e6a766c743461ba398c068df6b99a28e0d

Aliases

arxiv: 1304.0149 · arxiv_version: 1304.0149v1 · doi: 10.48550/arxiv.1304.0149 · pith_short_12: NPYKF7RAJPY7 · pith_short_16: NPYKF7RAJPY7ONAJ · pith_short_8: NPYKF7RA

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/NPYKF7RAJPY7ONAJBKWXTFGU42 \
  | 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: 6bf0a2fe204bf1f734090aad7994d4e6a766c743461ba398c068df6b99a28e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a4ba4207472afde69e2e6f01b4993f67132fc7bcf21f8ecf2c019f149340d8",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-03-31T01:02:29Z",
    "title_canon_sha256": "b28dc764e51fefee5dc820e958b93a5b0759e183709f28806e9a1210bc94a950"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0149",
    "kind": "arxiv",
    "version": 1
  }
}