Pith Number

pith:QBAEWC5Q

pith:2013:QBAEWC5QVXACUZ2FMRZQ2AMA2K

not attested not anchored not stored refs pending

Determination of the pion distribution amplitude

Tao Huang, Tao Zhong, Xing-Gang Wu

arxiv:1305.7391 v2 · 2013-05-31 · 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{QBAEWC5QVXACUZ2FMRZQ2AMA2K}

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	2026-05-18T03:16:18.744266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80404b0bb0adc02a674564730d0180d2978bc254062f807f9a5f9fbda16d24b3

Aliases

arxiv: 1305.7391 · arxiv_version: 1305.7391v2 · doi: 10.48550/arxiv.1305.7391 · pith_short_12: QBAEWC5QVXAC · pith_short_16: QBAEWC5QVXACUZ2F · pith_short_8: QBAEWC5Q

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/QBAEWC5QVXACUZ2FMRZQ2AMA2K \
  | 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: 80404b0bb0adc02a674564730d0180d2978bc254062f807f9a5f9fbda16d24b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b59f77eb492df6ca3ee84f1c640543b877122eb847fda3680fc25b5eb703d6f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-05-31T13:17:08Z",
    "title_canon_sha256": "b09d17f6657902c43cfdfbcf442385ea899cb3d5e90fef2984cea5d0528f724b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7391",
    "kind": "arxiv",
    "version": 2
  }
}