Pith Number

pith:MGPVF2ZE

pith:2008:MGPVF2ZEIBZVZ2GGKIF7IW6MS4

not attested not anchored not stored refs pending

Leptonic Pion Decay And Physics Beyond The Electroweak Standard Model

Ahmed Ismail, Bruce A. Campbell

arxiv:0810.4918 v1 · 2008-10-27 · 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{MGPVF2ZEIBZVZ2GGKIF7IW6MS4}

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	2026-07-04T15:15:29.281252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

619f52eb2440735ce8c6520bf45bcc973866b5b95dbdea13db6d080991f72cbd

Aliases

arxiv: 0810.4918 · arxiv_version: 0810.4918v1 · doi: 10.48550/arxiv.0810.4918 · pith_short_12: MGPVF2ZEIBZV · pith_short_16: MGPVF2ZEIBZVZ2GG · pith_short_8: MGPVF2ZE

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/MGPVF2ZEIBZVZ2GGKIF7IW6MS4 \
  | 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: 619f52eb2440735ce8c6520bf45bcc973866b5b95dbdea13db6d080991f72cbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d3f3473edf79d5a32946c50353489af56030d3410e7699568e6507467ef3f92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-10-27T19:56:27Z",
    "title_canon_sha256": "13566e0bf2c2f414c7bc47a3b1b14729efc5e97437c4e76ad6d5a74c3fc5582c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4918",
    "kind": "arxiv",
    "version": 1
  }
}