Pith Number

pith:I6QKLAQX

pith:2009:I6QKLAQX4Z3KHRMISGCV3NKJT3

not attested not anchored not stored refs pending

Two-loop contribution to the pion transition form factor vs. experimental data

N. G. Stefanis, S. V. Mikhailov

arxiv:0909.5128 v3 · 2009-09-28 · 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{I6QKLAQX4Z3KHRMISGCV3NKJT3}

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	2026-05-18T02:11:36.855770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47a0a58217e676a3c58891855db5499ee6989e9e0c917750124af85f8b6ccd61

Aliases

arxiv: 0909.5128 · arxiv_version: 0909.5128v3 · doi: 10.48550/arxiv.0909.5128 · pith_short_12: I6QKLAQX4Z3K · pith_short_16: I6QKLAQX4Z3KHRMI · pith_short_8: I6QKLAQX

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/I6QKLAQX4Z3KHRMISGCV3NKJT3 \
  | 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: 47a0a58217e676a3c58891855db5499ee6989e9e0c917750124af85f8b6ccd61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "248fb79aa5896d8d747baf2375695f85c4ce3a6a0ff6c96e79f02ec22eec76e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-09-28T15:51:44Z",
    "title_canon_sha256": "e2b5b324be3f7a8d9e0708dfb8fcb9f6ec07be6acd9e29028e1112b86f7fa728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5128",
    "kind": "arxiv",
    "version": 3
  }
}