Pith Number

pith:CWXXNWJM

pith:2011:CWXXNWJMMGB6Q4YXDBGX7FHHLN

not attested not anchored not stored refs pending

Chiral anomaly, triangle loop and the the $\gamma\gamma^{*}\to \pi^{0}$ form factor

T. N. Pham, X. Y. Pham

arxiv:1103.0452 v2 · 2011-03-02 · hep-ph · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWXXNWJMMGB6Q4YXDBGX7FHHLN}

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	2026-05-18T04:27:26.302500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15af76d92c6183e87317184d7f94e75b71fcd755cf96923caf25909986dbe0d1

Aliases

arxiv: 1103.0452 · arxiv_version: 1103.0452v2 · doi: 10.48550/arxiv.1103.0452 · pith_short_12: CWXXNWJMMGB6 · pith_short_16: CWXXNWJMMGB6Q4YX · pith_short_8: CWXXNWJM

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/CWXXNWJMMGB6Q4YXDBGX7FHHLN \
  | 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: 15af76d92c6183e87317184d7f94e75b71fcd755cf96923caf25909986dbe0d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e8e49dee3db71778bd04da5799e847b81bf2a7e1662ff97b9bf33f0053c55d",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2011-03-02T15:14:05Z",
    "title_canon_sha256": "9f21fd899323acdb44761bcd936158e5b30367f0d31f6aa67452427adb3b3902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0452",
    "kind": "arxiv",
    "version": 2
  }
}