Pith Number

pith:O4O23HUO

pith:1999:O4O23HUOV5XSN44HDJBZWLQY5F

not attested not anchored not stored refs pending

A Method For Extracting cos\alpha

Benjamin Grinstein, Detlef R. Nolte, Ira Z. Rothstein

arxiv:hep-ph/9910245 v1 · 1999-10-05 · hep-ph · hep-ex

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4O23HUOV5XSN44HDJBZWLQY5F}

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	2026-05-18T04:34:55.723364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771dad9e8eaf6f26f3871a439b2e18e96d67c5ad85205b8718c4a32a756ef209

Aliases

arxiv: hep-ph/9910245 · arxiv_version: hep-ph/9910245v1 · doi: 10.48550/arxiv.hep-ph/9910245 · pith_short_12: O4O23HUOV5XS · pith_short_16: O4O23HUOV5XSN44H · pith_short_8: O4O23HUO

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/O4O23HUOV5XSN44HDJBZWLQY5F \
  | 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: 771dad9e8eaf6f26f3871a439b2e18e96d67c5ad85205b8718c4a32a756ef209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0961df1f1040e596940247efd940e66935f2776a797b3fd94d6beca13bac03",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-10-05T23:51:22Z",
    "title_canon_sha256": "ec3661eba369089ff079a49f14dc2e94838d7c2d884f5c05de40085c3e26391f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9910245",
    "kind": "arxiv",
    "version": 1
  }
}