Pith Number

pith:6LTJ2EKN

pith:2009:6LTJ2EKNIPC76WCLC2JWFCYFN3

not attested not anchored not stored refs pending

The one-loop pentagon to higher orders in epsilon

Claude Duhr, E. W. Nigel Glover, Vittorio Del Duca, Vladimir A. Smirnov

arxiv:0905.0097 v1 · 2009-05-01 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6LTJ2EKNIPC76WCLC2JWFCYFN3}

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	2026-07-04T17:24:08.328687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2e69d114d43c5ff584b1693628b056ec7f22db8d4a5ffb9a4e8b852ad01d000

Aliases

arxiv: 0905.0097 · arxiv_version: 0905.0097v1 · doi: 10.48550/arxiv.0905.0097 · pith_short_12: 6LTJ2EKNIPC7 · pith_short_16: 6LTJ2EKNIPC76WCL · pith_short_8: 6LTJ2EKN

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/6LTJ2EKNIPC76WCLC2JWFCYFN3 \
  | 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: f2e69d114d43c5ff584b1693628b056ec7f22db8d4a5ffb9a4e8b852ad01d000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d5f779abddcafa3b0dbd7793d74ee92e4d1cd799b56aa94f03fa7faa08ea266",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-05-01T15:25:15Z",
    "title_canon_sha256": "c149f6ea9cb7fef7ef7fef1630dc682e6bd51535f521368d5e874630e8e66599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0097",
    "kind": "arxiv",
    "version": 1
  }
}