Pith Number

pith:3EX7WPZV

pith:1994:3EX7WPZVSQOZZDOKXG6D6L32RV

not attested not anchored not stored refs pending

The Reaction $\gamma\gamma\to\pi^0\pi^0$ in Generalized Chiral Perturbation Theory

B. Moussallam, J. Stern, M. Knecht

arxiv:hep-ph/9402318 v1 · 1994-02-18 · 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{3EX7WPZVSQOZZDOKXG6D6L32RV}

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.

Cited by

1 paper in Pith

On the contribution from the light quarks to $H\to\gamma\gamma , \gamma Z$

Receipt and verification

First computed	2026-07-04T15:57:22.322880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d92ffb3f35941d9c8dcab9bc3f2f7a8d5927630f03679e18aac3512968c2c08d

Aliases

arxiv: hep-ph/9402318 · arxiv_version: hep-ph/9402318v1 · doi: 10.48550/arxiv.hep-ph/9402318 · pith_short_12: 3EX7WPZVSQOZ · pith_short_16: 3EX7WPZVSQOZZDOK · pith_short_8: 3EX7WPZV

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/3EX7WPZVSQOZZDOKXG6D6L32RV \
  | 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: d92ffb3f35941d9c8dcab9bc3f2f7a8d5927630f03679e18aac3512968c2c08d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a241d5d862ad8b164997dcf558e3edf53ceafd365b6da6f4a548d46e92881031",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1994-02-18T13:43:10Z",
    "title_canon_sha256": "28270f7883e499d551ebce504384273e1bc1ae68cb0454b7c4f41eb71523132b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9402318",
    "kind": "arxiv",
    "version": 1
  }
}