Pith Number

pith:OQOBTCHK

pith:2000:OQOBTCHK2ODDPBBCZQPNI2XGIV

not attested not anchored not stored refs pending

A Numerical Analysis to the {$\pi$} and {K} Coupled--Channel Scalar Form-factor

Hanqing Zheng, Wei Liu, Xiao-Lin Chen

arxiv:hep-ph/0005284 v2 · 2000-05-29 · 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{OQOBTCHK2ODDPBBCZQPNI2XGIV}

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	2026-05-18T00:25:46.593415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

741c1988ead386378422cc1ed46ae645738e9b1dac0966b5bddab5145057ebbf

Aliases

arxiv: hep-ph/0005284 · arxiv_version: hep-ph/0005284v2 · doi: 10.48550/arxiv.hep-ph/0005284 · pith_short_12: OQOBTCHK2ODD · pith_short_16: OQOBTCHK2ODDPBBC · pith_short_8: OQOBTCHK

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/OQOBTCHK2ODDPBBCZQPNI2XGIV \
  | 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: 741c1988ead386378422cc1ed46ae645738e9b1dac0966b5bddab5145057ebbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0fa1be4cb741cfefcfb84151589b2dde9e8c1d03a78b6039b2588876096c78e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2000-05-29T15:09:40Z",
    "title_canon_sha256": "66bda5fcdd6fc9e42dd313cfb9257e9a05fe79d297c6f7ac21d9a1c28394804f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0005284",
    "kind": "arxiv",
    "version": 2
  }
}