Pith Number

pith:EDR4ZOUC

pith:2008:EDR4ZOUCHUYH4TWSM7XRI7JYKU

not attested not anchored not stored refs pending

BOKASUN: a fast and precise numerical program to calculate the Master Integrals of the two-loop sunrise diagrams

Ettore Remiddi, Henryk Czyz, Michal Gunia, Michele Caffo

arxiv:0807.1959 v1 · 2008-07-12 · 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{EDR4ZOUCHUYH4TWSM7XRI7JYKU}

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.

Cited by

1 paper in Pith

Analytical two-loop amplitudes of $e^{+} e^{-} \longrightarrow \boldsymbol{J} / \boldsymbol{\psi}+\boldsymbol{\eta}_c$ at $B$ factories

Receipt and verification

First computed	2026-07-04T17:11:46.916982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20e3ccba823d307e4ed267ef147d38550877b94e2eb5e98767797841c829599c

Aliases

arxiv: 0807.1959 · arxiv_version: 0807.1959v1 · doi: 10.48550/arxiv.0807.1959 · pith_short_12: EDR4ZOUCHUYH · pith_short_16: EDR4ZOUCHUYH4TWS · pith_short_8: EDR4ZOUC

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/EDR4ZOUCHUYH4TWSM7XRI7JYKU \
  | 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: 20e3ccba823d307e4ed267ef147d38550877b94e2eb5e98767797841c829599c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fd08fc2906ae8e3c6df432a61aa0ad1887f8ef0f065225ecd17d16cd208c3bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-07-12T08:24:55Z",
    "title_canon_sha256": "180e4005e8c12ca5f266d6f99ffcb7fad766f152b7bf22798f8fa2f08513b156"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.1959",
    "kind": "arxiv",
    "version": 1
  }
}