Pith Number

pith:AM4BGIGS

pith:2021:AM4BGIGS423ES5YPVRQ4CHQDPO

not attested not anchored not stored refs pending

Strong coupling at the $\tau$-mass scale from an improved vector isovector spectral function

Diogo Boito, Kim Maltman, Maarten Golterman, Marcus V. Rodrigues, Santiago Peris, Wilder Schaaf

arxiv:2112.05413 v1 · 2021-12-10 · 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{AM4BGIGS423ES5YPVRQ4CHQDPO}

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	2026-07-05T03:39:41.083120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03381320d2e6b649770fac61c11e037bbddc43e0bbf09e8806687fba3e899821

Aliases

arxiv: 2112.05413 · arxiv_version: 2112.05413v1 · doi: 10.48550/arxiv.2112.05413 · pith_short_12: AM4BGIGS423E · pith_short_16: AM4BGIGS423ES5YP · pith_short_8: AM4BGIGS

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/AM4BGIGS423ES5YPVRQ4CHQDPO \
  | 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: 03381320d2e6b649770fac61c11e037bbddc43e0bbf09e8806687fba3e899821

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b3b00df6e24cc91bd9ccb9e11bfd053fdef3b2d5e954c3974119b2c88646709",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-12-10T09:39:45Z",
    "title_canon_sha256": "eb498f7ddbd8c016a05473a477965b4cd4f71ac2459f7f913ad051fd2187c91b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05413",
    "kind": "arxiv",
    "version": 1
  }
}