Pith Number

pith:BD6VYRLU

pith:2016:BD6VYRLU7UC5GI4ESPUNYXGPCW

not attested not anchored not stored refs pending

Lattice calculation of the pion transition form factor $\pi^0 \to \gamma^* \gamma^*$

Andreas Nyffeler, Antoine G\'erardin, Harvey B. Meyer

arxiv:1611.02190 v2 · 2016-11-07 · hep-lat · 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{BD6VYRLU7UC5GI4ESPUNYXGPCW}

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	2026-05-18T00:55:51.649272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08fd5c4574fd05d3238493e8dc5ccf15ad9dd0738589627b8b114aa4be19f91e

Aliases

arxiv: 1611.02190 · arxiv_version: 1611.02190v2 · doi: 10.48550/arxiv.1611.02190 · pith_short_12: BD6VYRLU7UC5 · pith_short_16: BD6VYRLU7UC5GI4E · pith_short_8: BD6VYRLU

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/BD6VYRLU7UC5GI4ESPUNYXGPCW \
  | 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: 08fd5c4574fd05d3238493e8dc5ccf15ad9dd0738589627b8b114aa4be19f91e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "841df7810164ae13e8f645e9c829ab1fd4a2c6dbc80d6e8215a50a4d5855e351",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2016-11-07T17:51:58Z",
    "title_canon_sha256": "9af1a72630524893b95c7decb6e49f042121bea638a5bd46b761ac6bb7533b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02190",
    "kind": "arxiv",
    "version": 2
  }
}