Pith Number

pith:EX4SWZNT

pith:2010:EX4SWZNTMJFYSPXEMMTR6VYBHY

not attested not anchored not stored refs pending

An alternative subtraction scheme for next-to-leading order QCD calculations

Cheng-Han Chung, Michael Kr\"amer, Tania Robens

arxiv:1012.4948 v1 · 2010-12-22 · 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{EX4SWZNTMJFYSPXEMMTR6VYBHY}

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	2026-05-18T02:04:18.613588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f92b65b3624b893ee463271f57013e3eb7fe9ea7a61fc7b019dcf6ae230466

Aliases

arxiv: 1012.4948 · arxiv_version: 1012.4948v1 · doi: 10.48550/arxiv.1012.4948 · pith_short_12: EX4SWZNTMJFY · pith_short_16: EX4SWZNTMJFYSPXE · pith_short_8: EX4SWZNT

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/EX4SWZNTMJFYSPXEMMTR6VYBHY \
  | 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: 25f92b65b3624b893ee463271f57013e3eb7fe9ea7a61fc7b019dcf6ae230466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3408f1ba7604c77b495beccad547cf32aa48630af14ed539ed75dcf3fd1befd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2010-12-22T11:45:38Z",
    "title_canon_sha256": "89208cc2b8a43b1512f0fc55799a9f3125f3ba794182cb4818644550e0fe9018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4948",
    "kind": "arxiv",
    "version": 1
  }
}