Pith Number

pith:BF2NZNNR

pith:2015:BF2NZNNRA4BG5TXVBFETWWJ74K

not attested not anchored not stored refs pending

Virasoro symmetry of the constrained multi-component KP hierarchy and its integrable discretization

Chuanzhong Li, Jingsong He

arxiv:1510.08955 v2 · 2015-10-30 · 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{BF2NZNNRA4BG5TXVBFETWWJ74K}

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	2026-05-18T01:09:42.074828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0974dcb5b107026ecef509493b593fe280cae8ad2850c67d8e12ac9a68e88dbc

Aliases

arxiv: 1510.08955 · arxiv_version: 1510.08955v2 · doi: 10.48550/arxiv.1510.08955 · pith_short_12: BF2NZNNRA4BG · pith_short_16: BF2NZNNRA4BG5TXV · pith_short_8: BF2NZNNR

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/BF2NZNNRA4BG5TXVBFETWWJ74K \
  | 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: 0974dcb5b107026ecef509493b593fe280cae8ad2850c67d8e12ac9a68e88dbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8a4085736244beedc187f9f99e428a2b430ac6fb2ca5e819ce7ec673bbb9591",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-10-30T02:40:14Z",
    "title_canon_sha256": "0375fffcc925b0dc6dfd5c81510c1202d7156996acd105fbd20f48d46cd6655f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08955",
    "kind": "arxiv",
    "version": 2
  }
}