Pith Number

pith:OXSUDZ2B

pith:2005:OXSUDZ2B7VCEPMYWKLGXPFHRLF

not attested not anchored not stored refs pending

Heavy Quark Parton Distribution Functions

Fredrick I. Olness, Stefan Kretzer

arxiv:hep-ph/0508216 v1 · 2005-08-22 · 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{OXSUDZ2B7VCEPMYWKLGXPFHRLF}

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	2026-05-18T01:39:04.588628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75e541e741fd4447b31652cd7794f15940010f2c4307b1704f13348c494dafe3

Aliases

arxiv: hep-ph/0508216 · arxiv_version: hep-ph/0508216v1 · doi: 10.48550/arxiv.hep-ph/0508216 · pith_short_12: OXSUDZ2B7VCE · pith_short_16: OXSUDZ2B7VCEPMYW · pith_short_8: OXSUDZ2B

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/OXSUDZ2B7VCEPMYWKLGXPFHRLF \
  | 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: 75e541e741fd4447b31652cd7794f15940010f2c4307b1704f13348c494dafe3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "000830392ee25b0404e24d1d5b9c9c02406465cf9721053c93ad48402c99403f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2005-08-22T15:40:59Z",
    "title_canon_sha256": "c16237c7d2c2ca05683152d57db5f27c23bde01ceb904b186904ebf237cc2e03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0508216",
    "kind": "arxiv",
    "version": 1
  }
}