Pith Number

pith:NRA7FO7Z

pith:2003:NRA7FO7ZXI6CUFTKBDCKLBP77E

not attested not anchored not stored refs pending

Numerical evaluation of a two loop diagram in the cutoff regularization

Chen Wu (ECNU, Jie Zhou, Ji-Feng Yang, Shanghai)

arxiv:hep-ph/0301205 v2 · 2003-01-23 · hep-ph · hep-th · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRA7FO7ZXI6CUFTKBDCKLBP77E}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:25:46.483279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c41f2bbf9ba3c2a166a08c4a585fff93bcdb1a60300a7c50246e9615137ee72

Aliases

arxiv: hep-ph/0301205 · arxiv_version: hep-ph/0301205v2 · doi: 10.48550/arxiv.hep-ph/0301205 · pith_short_12: NRA7FO7ZXI6C · pith_short_16: NRA7FO7ZXI6CUFTK · pith_short_8: NRA7FO7Z

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/NRA7FO7ZXI6CUFTKBDCKLBP77E \
  | 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: 6c41f2bbf9ba3c2a166a08c4a585fff93bcdb1a60300a7c50246e9615137ee72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ea4e73aa844daf4f2b8765f3b51b8caef89129e4ba199ca1feec0527b579839",
    "cross_cats_sorted": [
      "hep-th",
      "nucl-th"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2003-01-23T16:50:34Z",
    "title_canon_sha256": "4cb265d2fadabef09730e2b4cbe92a85a5972b71457d7b8af146d12d398bdc17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0301205",
    "kind": "arxiv",
    "version": 2
  }
}