Pith Number

pith:VT6BMFDN

pith:2013:VT6BMFDNIN4GYJ55T4AZN4PRMP

not attested not anchored not stored refs pending

Major open problems in chaos theory and nonlinear dynamics

Y. Charles Li

arxiv:1305.2864 v1 · 2013-05-13 · nlin.CD · math-ph · math.AP · math.MP · physics.flu-dyn · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VT6BMFDNIN4GYJ55T4AZN4PRMP}

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	2026-05-18T03:25:36.296347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acfc16146d43786c27bd9f0196f1f163e39e440e42d4c87ec782527076f34cd7

Aliases

arxiv: 1305.2864 · arxiv_version: 1305.2864v1 · doi: 10.48550/arxiv.1305.2864 · pith_short_12: VT6BMFDNIN4G · pith_short_16: VT6BMFDNIN4GYJ55 · pith_short_8: VT6BMFDN

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/VT6BMFDNIN4GYJ55T4AZN4PRMP \
  | 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: acfc16146d43786c27bd9f0196f1f163e39e440e42d4c87ec782527076f34cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0599e98479e03207978cfe332eed9ebf3c8d93e5a1c20455ec9b2aa7f305fb57",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP",
      "physics.flu-dyn",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2013-05-13T17:29:54Z",
    "title_canon_sha256": "6d4e8d2ad31db4d5fcbb0657d777ba41962379f8069b83497191e04116287648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2864",
    "kind": "arxiv",
    "version": 1
  }
}