Pith Number

pith:MAIFT4MO

pith:1997:MAIFT4MOA7ZB4DVZ5UMEKPO2BL

not attested not anchored not stored refs pending

A compactification of Henon mappings in C^2 as dynamical systems

John Hubbard, Peter Papadopol, Vladimir Veselov

arxiv:math/9709227 v1 · 1997-09-15 · 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{MAIFT4MOA7ZB4DVZ5UMEKPO2BL}

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	2026-05-18T01:05:34.796985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

601059f18e07f21e0eb9ed18453dda0ae04a5019ef9913284cc5f01c034952e0

Aliases

arxiv: math/9709227 · arxiv_version: math/9709227v1 · doi: 10.48550/arxiv.math/9709227 · pith_short_12: MAIFT4MOA7ZB · pith_short_16: MAIFT4MOA7ZB4DVZ · pith_short_8: MAIFT4MO

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/MAIFT4MOA7ZB4DVZ5UMEKPO2BL \
  | 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: 601059f18e07f21e0eb9ed18453dda0ae04a5019ef9913284cc5f01c034952e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17a497bc4f2759254052f95f8717ed79e23afef9dd6f71fbe8a51d2aa3c8fedf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "1997-09-15T00:00:00Z",
    "title_canon_sha256": "aaab51ed22bb7d93a369e151db0d2fd7f0dd5d57d631389b87307ad7f9dec8fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9709227",
    "kind": "arxiv",
    "version": 1
  }
}