Pith Number

pith:P7YA4FIA

pith:2019:P7YA4FIA7DLNL6K5QSVIAUB6UV

not attested not anchored not stored refs pending

Simplicity of Lie algebras of Poisson brackets

Adel Alahmadi, Hamed Alsulami

arxiv:1905.13571 v1 · 2019-05-30 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7YA4FIA7DLNL6K5QSVIAUB6UV}

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	2026-05-17T23:44:34.522145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff00e1500f8d6d5f95d84aa80503ea55c6cd5c9356762c02823d2b9dcd51bca

Aliases

arxiv: 1905.13571 · arxiv_version: 1905.13571v1 · doi: 10.48550/arxiv.1905.13571 · pith_short_12: P7YA4FIA7DLN · pith_short_16: P7YA4FIA7DLNL6K5 · pith_short_8: P7YA4FIA

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/P7YA4FIA7DLNL6K5QSVIAUB6UV \
  | 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: 7ff00e1500f8d6d5f95d84aa80503ea55c6cd5c9356762c02823d2b9dcd51bca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b17b7271b5e809f3e8f71a11d0165b9d940b17f118e3f1cea6feb6e92077a14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-05-30T10:13:23Z",
    "title_canon_sha256": "c77d4616adb9d999f746c7c48f1fa58ead0222993ff1ebbf2e1c9d82f4e8997c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13571",
    "kind": "arxiv",
    "version": 1
  }
}