Pith Number

pith:O2JYEXXU

pith:2012:O2JYEXXUY5MZF2FJJD3LOUPMBE

not attested not anchored not stored refs pending

A study of solutions of the combined sine cosine Gordon equation

C.D.Hu, Nan-Hong Kuo

arxiv:1209.6113 v1 · 2012-09-27 · math-ph · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2JYEXXUY5MZF2FJJD3LOUPMBE}

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	2026-05-18T03:44:35.291995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7693825ef4c75992e8a948f6b751ec09083477043b5dfbd2fe2f4e5b8592cfae

Aliases

arxiv: 1209.6113 · arxiv_version: 1209.6113v1 · doi: 10.48550/arxiv.1209.6113 · pith_short_12: O2JYEXXUY5MZ · pith_short_16: O2JYEXXUY5MZF2FJ · pith_short_8: O2JYEXXU

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/O2JYEXXUY5MZF2FJJD3LOUPMBE \
  | 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: 7693825ef4c75992e8a948f6b751ec09083477043b5dfbd2fe2f4e5b8592cfae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf8236c4b0f151c6eda0560a234fc4dfbaab64fe1db4f22d99d0baaf07985fff",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-09-27T02:52:29Z",
    "title_canon_sha256": "9ae9cf76c541f6111151cf07696e5e9b564a481a5a14d655e247ac614ebf7664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6113",
    "kind": "arxiv",
    "version": 1
  }
}