Pith Number

pith:3H45FEOQ

pith:1999:3H45FEOQ2QQALFQCWVRQDSYNKR

not attested not anchored not stored refs pending

Single-Spin Asymmetries for Small-Angle Pion Production in High-Energy Hadron Collisions

Azad Ahmedov, Eduard A. Kuraev, Igor V. Akushevich, Philip G. Ratcliffe

arxiv:hep-ph/9902418 v1 · 1999-02-21 · 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{3H45FEOQ2QQALFQCWVRQDSYNKR}

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	2026-05-18T04:13:17.611115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f9d291d0d420059602b56301cb0d5469dc98f4161634bd31ada8a514be0de3

Aliases

arxiv: hep-ph/9902418 · arxiv_version: hep-ph/9902418v1 · doi: 10.48550/arxiv.hep-ph/9902418 · pith_short_12: 3H45FEOQ2QQA · pith_short_16: 3H45FEOQ2QQALFQC · pith_short_8: 3H45FEOQ

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/3H45FEOQ2QQALFQCWVRQDSYNKR \
  | 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: d9f9d291d0d420059602b56301cb0d5469dc98f4161634bd31ada8a514be0de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45882b2d8d14146ed2484ed0d9780e2cae68b0dcc839e1d6adc5d5b9ddffbd2b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-02-21T23:19:27Z",
    "title_canon_sha256": "9297c462a19d1a0ede0dbc322fda81417425f2b8bb2180d0c4b12173a9a3b6bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9902418",
    "kind": "arxiv",
    "version": 1
  }
}