Pith Number

pith:KV5H3P53

pith:2011:KV5H3P53ZIY6UKLZUU66CKDAWT

not attested not anchored not stored refs pending

On the possibility to measure the (pi0 to gamma gamma) decay width and the (gamma* gamma to pi0) transition form factor with the KLOE-2 experiment

A. Nyffeler, D. Babusci, D. Moricciani, F. Gonnella, G. Venanzoni, H. Czyz, KLOE-2 Collaboration, M. Mascolo, R. Messi, S. Ivashyn

arxiv:1109.2461 v2 · 2011-09-12 · 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{KV5H3P53ZIY6UKLZUU66CKDAWT}

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	2026-05-18T04:00:26.608949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

557a7dbfbbca31ea2979a53de12860b4fc40550bcbbf8e68353656adfa3bc1a8

Aliases

arxiv: 1109.2461 · arxiv_version: 1109.2461v2 · doi: 10.48550/arxiv.1109.2461 · pith_short_12: KV5H3P53ZIY6 · pith_short_16: KV5H3P53ZIY6UKLZ · pith_short_8: KV5H3P53

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/KV5H3P53ZIY6UKLZUU66CKDAWT \
  | 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: 557a7dbfbbca31ea2979a53de12860b4fc40550bcbbf8e68353656adfa3bc1a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4553d68df874cc07ce32e7bef7eb599d9aad4d446303ab72f28f9a181706892a",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2011-09-12T13:30:54Z",
    "title_canon_sha256": "8aa635a16251f457313558fb37f3c456f4f149340be2860d42d300ec79313c85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2461",
    "kind": "arxiv",
    "version": 2
  }
}