Pith Number

pith:MG5VOAXB

pith:2011:MG5VOAXB3GKAGYCFJSSD7HDBRQ

not attested not anchored not stored refs pending

Symmetries, Integrability and Exact Solutions for Nonlinear Systems

Radu Constantinescu, Rodica Cimpoiasu

arxiv:1111.1377 v1 · 2011-11-06 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MG5VOAXB3GKAGYCFJSSD7HDBRQ}

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	2026-05-18T04:09:26.337470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61bb5702e1d9940360454ca43f9c618c1dcb1408f0e531833047428c7fc293aa

Aliases

arxiv: 1111.1377 · arxiv_version: 1111.1377v1 · doi: 10.48550/arxiv.1111.1377 · pith_short_12: MG5VOAXB3GKA · pith_short_16: MG5VOAXB3GKAGYCF · pith_short_8: MG5VOAXB

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/MG5VOAXB3GKAGYCFJSSD7HDBRQ \
  | 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: 61bb5702e1d9940360454ca43f9c618c1dcb1408f0e531833047428c7fc293aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4833c1eb54c706951d713f91fd1985f9685c0c3ae979470aa4c047316dfa2d7f",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-11-06T06:52:13Z",
    "title_canon_sha256": "e4afc6a73fbf1e05cb0395668b8c62d167fa62f5e1b31cc029bad00e5566d416"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1377",
    "kind": "arxiv",
    "version": 1
  }
}