Pith Number

pith:BUCLQFHA

pith:1999:BUCLQFHA2TZSD3MOPUP236WHO3

not attested not anchored not stored refs pending

Distribution of Husimi Zeroes in Polygonal Billiards

Chennai), Debabrata Biswas (B.A.R.C, Mumbai), Sudeshna Sinha (I.M.Sc

arxiv:chao-dyn/9904047 v1 · 1999-04-26 · chao-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BUCLQFHA2TZSD3MOPUP236WHO3}

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	2026-05-18T01:07:24.502664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d04b814e0d4f321ed8e7d1fadfac776d32df2583b5d6df0eead490c629f4f33

Aliases

arxiv: chao-dyn/9904047 · arxiv_version: chao-dyn/9904047v1 · doi: 10.48550/arxiv.chao-dyn/9904047 · pith_short_12: BUCLQFHA2TZS · pith_short_16: BUCLQFHA2TZSD3MO · pith_short_8: BUCLQFHA

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/BUCLQFHA2TZSD3MOPUP236WHO3 \
  | 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: 0d04b814e0d4f321ed8e7d1fadfac776d32df2583b5d6df0eead490c629f4f33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cc0f42b6205864c686d4d8aa157dd7552c37ebac00fb1db878701ccbf5ecb50",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1999-04-26T11:17:48Z",
    "title_canon_sha256": "219845ca108f4ad2d971ead9c065620d7fce1d9f50f06932e0186007a227aa77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9904047",
    "kind": "arxiv",
    "version": 1
  }
}