Pith Number

pith:PJ2SEHWI

pith:2008:PJ2SEHWISNC2KOR5LDVAOVXP7Q

not attested not anchored not stored refs pending

Distribution amplitude for the photon-pion transition

A. Courtoy, S. Noguera

arxiv:0812.3329 v1 · 2008-12-17 · 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{PJ2SEHWISNC2KOR5LDVAOVXP7Q}

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	2026-07-04T15:40:23.705350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a75221ec89345a53a3d58ea0756effc1bb60612c358fbab0dbecbf1259c8eb7

Aliases

arxiv: 0812.3329 · arxiv_version: 0812.3329v1 · doi: 10.48550/arxiv.0812.3329 · pith_short_12: PJ2SEHWISNC2 · pith_short_16: PJ2SEHWISNC2KOR5 · pith_short_8: PJ2SEHWI

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/PJ2SEHWISNC2KOR5LDVAOVXP7Q \
  | 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: 7a75221ec89345a53a3d58ea0756effc1bb60612c358fbab0dbecbf1259c8eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f3ab491e5a7ee8a912807cd2f134f41437fc071bf8d7b0e816b84b45892d49a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-12-17T16:25:41Z",
    "title_canon_sha256": "aa62625c589df70c6e6859f7c70a5c424e404a885fb24034a695e98b99a00dd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3329",
    "kind": "arxiv",
    "version": 1
  }
}