Pith Number

pith:65UWEZDI

pith:2013:65UWEZDIS2IB4NFXAD5IX3JQGR

not attested not anchored not stored refs pending

Pseudoscalar decay constants $f_K/f_\pi$, $f_D$ and $f_{D_s}$ with $N_f = 2 + 1 + 1$ ETMC configurations

C. Tarantino, E. Picca, F. Sanfilippo, G.C. Rossi, L. Riggio, P. Dimopoulos, P. Lami, R. Frezzotti, S. Simula, V. Lubicz

arxiv:1311.3080 v1 · 2013-11-13 · hep-lat

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{65UWEZDIS2IB4NFXAD5IX3JQGR}

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	2026-05-18T02:41:10.244770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f76962646896901e34b700fa8bed30345c1a61fc8dec63364ace2d56b94d4a05

Aliases

arxiv: 1311.3080 · arxiv_version: 1311.3080v1 · doi: 10.48550/arxiv.1311.3080 · pith_short_12: 65UWEZDIS2IB · pith_short_16: 65UWEZDIS2IB4NFX · pith_short_8: 65UWEZDI

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/65UWEZDIS2IB4NFXAD5IX3JQGR \
  | 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: f76962646896901e34b700fa8bed30345c1a61fc8dec63364ace2d56b94d4a05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f75d63e42450bddfcfdb66b27f2defef3fe82b2a65cd9b5d3b6cf00653cc9f4c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2013-11-13T11:04:15Z",
    "title_canon_sha256": "6a5b814d81c3f900e140e733cc5252bb09afff45204f9cd4fcb2be1918c4627d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3080",
    "kind": "arxiv",
    "version": 1
  }
}