Pith Number

pith:LEXEMMSS

pith:2010:LEXEMMSSVQD364GWC7QVMG7Z5E

not attested not anchored not stored refs pending

The "Ghost" Symmetry of the BKP hierarchy

Jingsong He, Jipeng Cheng, Sen Hu

arxiv:1003.5987 v1 · 2010-03-31 · nlin.SI · 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{LEXEMMSSVQD364GWC7QVMG7Z5E}

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	2026-05-18T02:08:15.545446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592e463252ac07bf70d617e1561bf9e90f50b0ca883d31fc4d4146ebdf02a6ca

Aliases

arxiv: 1003.5987 · arxiv_version: 1003.5987v1 · doi: 10.48550/arxiv.1003.5987 · pith_short_12: LEXEMMSSVQD3 · pith_short_16: LEXEMMSSVQD364GW · pith_short_8: LEXEMMSS

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/LEXEMMSSVQD364GWC7QVMG7Z5E \
  | 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: 592e463252ac07bf70d617e1561bf9e90f50b0ca883d31fc4d4146ebdf02a6ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a61a45f4b1a77191ea7238655d0cf0298ca28045eff57498ef33b2eb00b0cf2",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-03-31T07:39:40Z",
    "title_canon_sha256": "d966bd282b17a366e090ff6e4fa96b37e88f238b47f096afc5943989326c859f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5987",
    "kind": "arxiv",
    "version": 1
  }
}