Pith Number

pith:HY2WH7RS

pith:2012:HY2WH7RSFO2CZFEHMV6DP4HPWD

not attested not anchored not stored refs pending

Group Analysis of the Novikov Equation

Igor Leite Freire, Nail H. Ibragimov, Yuri Bozhkov

arxiv:1202.3954 v1 · 2012-02-17 · 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{HY2WH7RSFO2CZFEHMV6DP4HPWD}

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	2026-05-18T02:54:47.347892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3563fe322bb42c9487657c37f0efb0d3220c601e7a6eb98cd5a80788e34840

Aliases

arxiv: 1202.3954 · arxiv_version: 1202.3954v1 · doi: 10.48550/arxiv.1202.3954 · pith_short_12: HY2WH7RSFO2C · pith_short_16: HY2WH7RSFO2CZFEH · pith_short_8: HY2WH7RS

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/HY2WH7RSFO2CZFEHMV6DP4HPWD \
  | 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: 3e3563fe322bb42c9487657c37f0efb0d3220c601e7a6eb98cd5a80788e34840

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b62b9feee241bd888fad24ff67b3068f4d643b3102c58a33cf58c96b85c399bb",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-02-17T16:29:46Z",
    "title_canon_sha256": "0ab94bb1e467c094ef2570a4ef7ddb9061abc2f6696007b3fb868e13eab39378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3954",
    "kind": "arxiv",
    "version": 1
  }
}