Pith Number

pith:GCPNISZ4

pith:2015:GCPNISZ4L66EJCIJ5SI4XXDCWE

not attested not anchored not stored refs pending

Symbolic template iterations of complex quadratic maps

Anca Radulescu, Ariel Pignatelli

arxiv:1503.05775 v2 · 2015-03-19 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCPNISZ4L66EJCIJ5SI4XXDCWE}

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	2026-05-18T02:17:21.434861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

309ed44b3c5fbc448909ec91cbdc62b10d59f91836d38ca0ce9c8e3add57e7da

Aliases

arxiv: 1503.05775 · arxiv_version: 1503.05775v2 · doi: 10.48550/arxiv.1503.05775 · pith_short_12: GCPNISZ4L66E · pith_short_16: GCPNISZ4L66EJCIJ · pith_short_8: GCPNISZ4

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/GCPNISZ4L66EJCIJ5SI4XXDCWE \
  | 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: 309ed44b3c5fbc448909ec91cbdc62b10d59f91836d38ca0ce9c8e3add57e7da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d042c36d482ecb91fa9ba1761d61ae212c9ff177aa5397b0eeca68b1c35ab96a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-03-19T14:19:22Z",
    "title_canon_sha256": "0ea87a4ceb3d5a422d7f2d64d80f8886305445c9622a9c944f348c72a7fd0cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05775",
    "kind": "arxiv",
    "version": 2
  }
}