Pith Number

pith:WLRUQJJJ

pith:2013:WLRUQJJJPF2YTMFR5LC75FUO4L

not attested not anchored not stored refs pending

Excluding Source Models with Multiple Astrophysical Observations

Michele Zanolin, Peter Kalmus, Sergey Klimenko

arxiv:1303.1549 v1 · 2013-03-06 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLRUQJJJPF2YTMFR5LC75FUO4L}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:31:42.301939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2e3482529797589b0b1eac5fe968ee2c1de1949c716abd6970648981ab0f37c

Aliases

arxiv: 1303.1549 · arxiv_version: 1303.1549v1 · doi: 10.48550/arxiv.1303.1549 · pith_short_12: WLRUQJJJPF2Y · pith_short_16: WLRUQJJJPF2YTMFR · pith_short_8: WLRUQJJJ

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/WLRUQJJJPF2YTMFR5LC75FUO4L \
  | 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: b2e3482529797589b0b1eac5fe968ee2c1de1949c716abd6970648981ab0f37c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3d60bd55d570fec454a48d82c7658b11d250bd6d9fd237a06876986bb904af5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-06T21:18:07Z",
    "title_canon_sha256": "3fbd75c71a00c57055c16663acef8cdf34700a0c9b62363fd6ccef0990bd544a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1549",
    "kind": "arxiv",
    "version": 1
  }
}