Pith Number

pith:T63JDCLA

pith:2013:T63JDCLADNIX753ILZ4DUKDCSH

not attested not anchored not stored refs pending

Criteria for pointwise growth and their role in invasion processes

Arnd Scheel, Matt Holzer

arxiv:1311.3685 v1 · 2013-11-14 · 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{T63JDCLADNIX753ILZ4DUKDCSH}

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	2026-05-18T01:46:24.647649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fb69189601b517ff7685e783a286291fd969db0bebe4a8b06872de3d5d97b6f

Aliases

arxiv: 1311.3685 · arxiv_version: 1311.3685v1 · doi: 10.48550/arxiv.1311.3685 · pith_short_12: T63JDCLADNIX · pith_short_16: T63JDCLADNIX753I · pith_short_8: T63JDCLA

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/T63JDCLADNIX753ILZ4DUKDCSH \
  | 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: 9fb69189601b517ff7685e783a286291fd969db0bebe4a8b06872de3d5d97b6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0deac3867bf4054ee947d5e4e318c9f562c0775fd1fecda0c0d370f8a11582a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2013-11-14T22:03:19Z",
    "title_canon_sha256": "32335965ca1bee0fc16c15006d7ce2d1beddaf1f29d0e15da9cb775175b9c486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3685",
    "kind": "arxiv",
    "version": 1
  }
}