Pith Number

pith:KPQBWHLS

pith:2010:KPQBWHLS23S6NJHI2OSKCY4CUG

not attested not anchored not stored refs pending

A MAD view of Trumpler 14

G. Carraro, G. De Silva, G. James, H. Sana, M. Gieles, V. D. Ivanov, Y. Beletsky, Y. Momany

arxiv:1003.2208 v1 · 2010-03-10 · astro-ph.SR · 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{KPQBWHLS23S6NJHI2OSKCY4CUG}

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	2026-05-18T02:08:35.289532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e01b1d72d6e5e6a4e8d3a4a16382a1bc8ee7237d067290745b56f72f42407f

Aliases

arxiv: 1003.2208 · arxiv_version: 1003.2208v1 · doi: 10.48550/arxiv.1003.2208 · pith_short_12: KPQBWHLS23S6 · pith_short_16: KPQBWHLS23S6NJHI · pith_short_8: KPQBWHLS

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/KPQBWHLS23S6NJHI2OSKCY4CUG \
  | 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: 53e01b1d72d6e5e6a4e8d3a4a16382a1bc8ee7237d067290745b56f72f42407f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a601a66342b54954ec6a6628e4dece1eeb5e731025bc1de49672ca122d51e769",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-10T21:16:47Z",
    "title_canon_sha256": "4f15d14dfbbd32e52313987931ede99dc1b361af7c882505abf72d9a45cb70c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2208",
    "kind": "arxiv",
    "version": 1
  }
}