Pith Number

pith:RJWAN3RB

pith:2019:RJWAN3RBNZ4FZPOK7IXVNF2KSJ

not attested not anchored not stored refs pending

Alpha Clustering from the Quartet Model

Dong Bai, Gerd R\"opke, Zhongzhou Ren

arxiv:1902.09156 v1 · 2019-02-25 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJWAN3RBNZ4FZPOK7IXVNF2KSJ}

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	2026-05-17T23:50:08.022781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6c06ee216e785cbdcafa2f56974a927129b9d6aff1a1fcbd9e4ab52866e7f3

Aliases

arxiv: 1902.09156 · arxiv_version: 1902.09156v1 · doi: 10.48550/arxiv.1902.09156 · pith_short_12: RJWAN3RBNZ4F · pith_short_16: RJWAN3RBNZ4FZPOK · pith_short_8: RJWAN3RB

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/RJWAN3RBNZ4FZPOK7IXVNF2KSJ \
  | 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: 8a6c06ee216e785cbdcafa2f56974a927129b9d6aff1a1fcbd9e4ab52866e7f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fbd91d290ff2dff35749c6ea3b048db2b6b89fecabc0b5b8102e515eeffd7c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2019-02-25T09:18:00Z",
    "title_canon_sha256": "ff0609ad1ffb35cbc7854ffd76d606e5d0978a49b2aa6abb7499583728870f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09156",
    "kind": "arxiv",
    "version": 1
  }
}