Pith Number

pith:YEUMJ4GQ

pith:2013:YEUMJ4GQVQ5FHNEJAM6OVWZEOU

not attested not anchored not stored refs pending

VOStat: A Statistical Web Service for Astronomers

Arnab Chakraborty, Eric D. Feigelson, G. Jogesh Babu

arxiv:1302.0387 v1 · 2013-02-02 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEUMJ4GQVQ5FHNEJAM6OVWZEOU}

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	2026-05-18T01:51:51.131184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c128c4f0d0ac3a53b489033ceadb247522eb6edd8b58e720e757b5817ddee30a

Aliases

arxiv: 1302.0387 · arxiv_version: 1302.0387v1 · doi: 10.48550/arxiv.1302.0387 · pith_short_12: YEUMJ4GQVQ5F · pith_short_16: YEUMJ4GQVQ5FHNEJ · pith_short_8: YEUMJ4GQ

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/YEUMJ4GQVQ5FHNEJAM6OVWZEOU \
  | 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: c128c4f0d0ac3a53b489033ceadb247522eb6edd8b58e720e757b5817ddee30a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc012c6bc8028c53428cf2d6d647bf79961264ad8a0638e636087210d3c3b45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-02-02T15:07:00Z",
    "title_canon_sha256": "c163bd1d115b00b048f9a151c66a000a8d08f6bd29eb8251bebd4634f3229e88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0387",
    "kind": "arxiv",
    "version": 1
  }
}