Pith Number

pith:F4FCSWCU

pith:2025:F4FCSWCUMVYVNO4HUQXYNR3LMU

not attested not anchored not stored refs pending

The setting sun diagram with complex external momenta

David Dudal, Duifje Maria van Egmond, Gastao Krein

arxiv:2507.05921 v1 · 2025-07-08 · hep-th · 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{F4FCSWCUMVYVNO4HUQXYNR3LMU}

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	2026-07-05T11:33:38.403715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f0a295854657156bb87a42f86c76b650666627ae9d7bd954013be5bd9cbe866

Aliases

arxiv: 2507.05921 · arxiv_version: 2507.05921v1 · doi: 10.48550/arxiv.2507.05921 · pith_short_12: F4FCSWCUMVYV · pith_short_16: F4FCSWCUMVYVNO4H · pith_short_8: F4FCSWCU

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/F4FCSWCUMVYVNO4HUQXYNR3LMU \
  | 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: 2f0a295854657156bb87a42f86c76b650666627ae9d7bd954013be5bd9cbe866

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8f5525bd95e7b506c784c2ad192ef2ea08cdced75b8f92323e0a11ff91ad8a3",
    "cross_cats_sorted": [
      "hep-lat",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-07-08T12:07:15Z",
    "title_canon_sha256": "dec6d4ecbae47982f9c821e2f3d8389a144b4d36cf462b2a857bf3fdfe02f3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.05921",
    "kind": "arxiv",
    "version": 1
  }
}