Pith Number

pith:WGZCJBUN

pith:2004:WGZCJBUNB2JUO2GOU55ZDETJYE

not attested not anchored not stored refs pending

Periodic Quasi - Exactly Solvable Models

A. K. Kapoor, P. K. Panigrahi, S. Sree Ranjani

arxiv:quant-ph/0403196 v1 · 2004-03-27 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGZCJBUNB2JUO2GOU55ZDETJYE}

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	2026-05-18T01:37:58.616139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1b224868d0e934768cea77b919269c110ff84b1897795301d7a2b8992b4cb88

Aliases

arxiv: quant-ph/0403196 · arxiv_version: quant-ph/0403196v1 · doi: 10.48550/arxiv.quant-ph/0403196 · pith_short_12: WGZCJBUNB2JU · pith_short_16: WGZCJBUNB2JUO2GO · pith_short_8: WGZCJBUN

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/WGZCJBUNB2JUO2GOU55ZDETJYE \
  | 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: b1b224868d0e934768cea77b919269c110ff84b1897795301d7a2b8992b4cb88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e94c98c4f5c045c5e317df994a11480436f7d391a5d7ea486ce4ab5298093a77",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-03-27T10:31:42Z",
    "title_canon_sha256": "308b56a8189a53fc0af03f87a679b65c00281be354ca644a89090b6ee89c737f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0403196",
    "kind": "arxiv",
    "version": 1
  }
}