Pith Number

pith:IQH3XCVE

pith:1994:IQH3XCVE5QTYZQDFND2B3TXCW2

not attested not anchored not stored refs pending

From unpolarized to polarized quark distributions in the nucleon

J. Bartelski, S. Tatur

arxiv:hep-ph/9409204 v1 · 1994-09-01 · 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{IQH3XCVE5QTYZQDFND2B3TXCW2}

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	2026-05-18T02:37:13.140740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440fbb8aa4ec278cc06568f41dcee2b68361673cc07a112906195f550f606d62

Aliases

arxiv: hep-ph/9409204 · arxiv_version: hep-ph/9409204v1 · doi: 10.48550/arxiv.hep-ph/9409204 · pith_short_12: IQH3XCVE5QTY · pith_short_16: IQH3XCVE5QTYZQDF · pith_short_8: IQH3XCVE

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/IQH3XCVE5QTYZQDFND2B3TXCW2 \
  | 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: 440fbb8aa4ec278cc06568f41dcee2b68361673cc07a112906195f550f606d62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b174f60c0ea8afac8950575c924ea00df21a36ebd9a61bbd45d849cdcd33b04",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1994-09-01T15:54:52Z",
    "title_canon_sha256": "e9cc1275576a99380322ca3f962e587f84b771eb57367bfed9c675b27e1817c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9409204",
    "kind": "arxiv",
    "version": 1
  }
}