Pith Number

pith:3WIRKJZ5

pith:2002:3WIRKJZ52TDCR6VIF7VLC7EV6V

not attested not anchored not stored refs pending

The [1,2] Pad\'e Amplitudes for $\pi\pi$ Scatterings in Chiral Perturbation Theory

Guang-You Qin, H. Q. Zheng, W. Z. Deng, Z. G. Xiao

arxiv:hep-ph/0205214 v2 · 2002-05-20 · hep-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{3WIRKJZ52TDCR6VIF7VLC7EV6V}

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	2026-05-18T01:39:07.268676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd9115273dd4c628faa82feab17c95f5652f01d62b74988189b8d258ae6c74fd

Aliases

arxiv: hep-ph/0205214 · arxiv_version: hep-ph/0205214v2 · doi: 10.48550/arxiv.hep-ph/0205214 · pith_short_12: 3WIRKJZ52TDC · pith_short_16: 3WIRKJZ52TDCR6VI · pith_short_8: 3WIRKJZ5

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/3WIRKJZ52TDCR6VIF7VLC7EV6V \
  | 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: dd9115273dd4c628faa82feab17c95f5652f01d62b74988189b8d258ae6c74fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c3c53823d8b286b7d585fa46f653fd2289fa30514eecaf278a05f8235ded363",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2002-05-20T13:11:46Z",
    "title_canon_sha256": "b3c1cf5f69528fe89583a163673b5ab809fc45b0e63a299ea06fe06606d852e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0205214",
    "kind": "arxiv",
    "version": 2
  }
}