Pith Number

pith:X3DGAOHS

pith:2012:X3DGAOHSEHPS7SOTJRENCMQEL6

not attested not anchored not stored refs pending

Virasoro type algebraic structure hidden in the constrained discrete KP hierarchy

Chuanzhong Li, Jingsong He, Keilei Tian, Maohua Li, Yi Cheng

arxiv:1207.4322 v1 · 2012-07-18 · 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{X3DGAOHSEHPS7SOTJRENCMQEL6}

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	2026-05-18T03:27:03.432721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bec66038f221df2fc9d34c48d132045f99758e45d69743073159c7e80d9cf65f

Aliases

arxiv: 1207.4322 · arxiv_version: 1207.4322v1 · doi: 10.48550/arxiv.1207.4322 · pith_short_12: X3DGAOHSEHPS · pith_short_16: X3DGAOHSEHPS7SOT · pith_short_8: X3DGAOHS

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/X3DGAOHSEHPS7SOTJRENCMQEL6 \
  | 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: bec66038f221df2fc9d34c48d132045f99758e45d69743073159c7e80d9cf65f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71d4d9533f56c53672cde58391d2800655586241f54801a9614ad8296ae56d88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-07-18T10:00:32Z",
    "title_canon_sha256": "ac5c3243f1f344e951032b978cc100a4a5bc03cb20e1679676cf8b9da7707e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4322",
    "kind": "arxiv",
    "version": 1
  }
}