Pith Number

pith:HPQRD4KM

pith:2024:HPQRD4KMRZHCHTQBZ6ABCS4HIY

not attested not anchored not stored refs pending

Axion production in the $\eta\to \pi\pi a$ decay within $SU(3)$ chiral perturbation theory

Hai-Qing Zhou, Jin-Bao Wang, Zhi-Hui Guo, Zhun Lu

arxiv:2403.16064 v2 · 2024-03-24 · 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{HPQRD4KMRZHCHTQBZ6ABCS4HIY}

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	2026-06-30T02:16:47.870401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3be111f14c8e4e23ce01cf80114b874631881dab125cf3ea9093bb817ca3dcdf

Aliases

arxiv: 2403.16064 · arxiv_version: 2403.16064v2 · doi: 10.48550/arxiv.2403.16064 · pith_short_12: HPQRD4KMRZHC · pith_short_16: HPQRD4KMRZHCHTQB · pith_short_8: HPQRD4KM

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/HPQRD4KMRZHCHTQBZ6ABCS4HIY \
  | 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: 3be111f14c8e4e23ce01cf80114b874631881dab125cf3ea9093bb817ca3dcdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfa494990cddfb3add8f6139a940d5eab53a579da04d34acd5b8dce88e5d0756",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2024-03-24T08:25:48Z",
    "title_canon_sha256": "bf7b39a6f53d62f674f23ab6b1da43c200bdb7618ef00bd7364907b0b8b28398"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.16064",
    "kind": "arxiv",
    "version": 2
  }
}