Pith Number

pith:OVGDAIQV

pith:1999:OVGDAIQVEGSZQCRIKISXYADXLV

not attested not anchored not stored refs pending

Production of top quark pairs in association with a hard gluon to order $\alpha_s^2$

Arnd Brandenburg

arxiv:hep-ph/9904251 v2 · 1999-04-06 · 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{OVGDAIQVEGSZQCRIKISXYADXLV}

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	2026-05-18T04:13:17.507510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

754c30221521a5980a2852257c00775d5bf764f4dd1ddc7a02522c66f02a6af7

Aliases

arxiv: hep-ph/9904251 · arxiv_version: hep-ph/9904251v2 · doi: 10.48550/arxiv.hep-ph/9904251 · pith_short_12: OVGDAIQVEGSZ · pith_short_16: OVGDAIQVEGSZQCRI · pith_short_8: OVGDAIQV

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/OVGDAIQVEGSZQCRIKISXYADXLV \
  | 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: 754c30221521a5980a2852257c00775d5bf764f4dd1ddc7a02522c66f02a6af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9813452672a79ce94a971dcc303d9f4d305483853dd9ac03447865779fddaf83",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-04-06T17:58:49Z",
    "title_canon_sha256": "b9782ba4fec80d3958c26abb2fa2cb62e758c8fc6bf164a4bde885fb6ff6aef8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9904251",
    "kind": "arxiv",
    "version": 2
  }
}