Pith Number

pith:VL5JXQSO

pith:2015:VL5JXQSO5Q5XQWYKJGXOXSCNAL

not attested not anchored not stored refs pending

Propagation of solutions to the Fisher-KPP equation with slowly decaying initial data

Christopher Henderson

arxiv:1505.07921 v1 · 2015-05-29 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VL5JXQSO5Q5XQWYKJGXOXSCNAL}

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	2026-05-18T01:04:14.646262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aafa9bc24eec3b785b0a49aeebc84d02ff37b9ebae03e94c1fc5f382f909ce29

Aliases

arxiv: 1505.07921 · arxiv_version: 1505.07921v1 · doi: 10.48550/arxiv.1505.07921 · pith_short_12: VL5JXQSO5Q5X · pith_short_16: VL5JXQSO5Q5XQWYK · pith_short_8: VL5JXQSO

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/VL5JXQSO5Q5XQWYKJGXOXSCNAL \
  | 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: aafa9bc24eec3b785b0a49aeebc84d02ff37b9ebae03e94c1fc5f382f909ce29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43e350947f49ee02918af0c9e33cfcb450dc58cb0f5ea325dc5afae2d7628951",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-29T04:46:01Z",
    "title_canon_sha256": "7de7b454521d096b8ac10ec1020045f0537d285434986c4ed69d3430412bb25e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07921",
    "kind": "arxiv",
    "version": 1
  }
}