Pith Number

pith:K2QGHZ43

pith:2008:K2QGHZ43BZA7E3DS7ZNZSTPJAP

not attested not anchored not stored refs pending

Geometrical aspects of integrable systems

Emanuele Fiorani

arxiv:0802.1905 v1 · 2008-02-13 · 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{K2QGHZ43BZA7E3DS7ZNZSTPJAP}

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	2026-05-18T02:16:01.088587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56a063e79b0e41f26c72fe5b994de903fe62dc2315234d346810c0552c70c131

Aliases

arxiv: 0802.1905 · arxiv_version: 0802.1905v1 · doi: 10.48550/arxiv.0802.1905 · pith_short_12: K2QGHZ43BZA7 · pith_short_16: K2QGHZ43BZA7E3DS · pith_short_8: K2QGHZ43

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/K2QGHZ43BZA7E3DS7ZNZSTPJAP \
  | 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: 56a063e79b0e41f26c72fe5b994de903fe62dc2315234d346810c0552c70c131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5f15b1b288c77273e292bf786db549722e9ea8bb276730c238e4e2e52fe839e",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2008-02-13T20:41:45Z",
    "title_canon_sha256": "fbbe98db42ff5f001e2b8485bb57ba68d5c4d317123d6423ae6aca14781f4bbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.1905",
    "kind": "arxiv",
    "version": 1
  }
}