Pith Number

pith:OAAHSP3A

pith:2003:OAAHSP3A2URMTJ6MTWY33LONXM

not attested not anchored not stored refs pending

QED vertex form factors at two loops

Bologna), E. Remiddi (Bologna U., INFN, ITT), Karlsruhe U., P. Mastrolia (Bologna U., R. Bonciani (Freiburg U.)

arxiv:hep-ph/0307295 v1 · 2003-07-23 · 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{OAAHSP3A2URMTJ6MTWY33LONXM}

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	2026-05-18T01:39:06.458660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7000793f60d522c9a7cc9db1bdadcdbb096805b6b621e2aa28885b4e1ba416ea

Aliases

arxiv: hep-ph/0307295 · arxiv_version: hep-ph/0307295v1 · doi: 10.48550/arxiv.hep-ph/0307295 · pith_short_12: OAAHSP3A2URM · pith_short_16: OAAHSP3A2URMTJ6M · pith_short_8: OAAHSP3A

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/OAAHSP3A2URMTJ6MTWY33LONXM \
  | 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: 7000793f60d522c9a7cc9db1bdadcdbb096805b6b621e2aa28885b4e1ba416ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e13dfaae9ca30f3293eb04a1779a2e93f0189380f2fb695f0c50988ab3e94b5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2003-07-23T15:46:29Z",
    "title_canon_sha256": "d6e2c91bca132bfd8671f2df6a68d2a66bfc943d8984351fb4e69c7c4f8400f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0307295",
    "kind": "arxiv",
    "version": 1
  }
}