Pith Number

pith:66CKSGEC

pith:2009:66CKSGEC4VBF5TGD55HZI7OXSO

not attested not anchored not stored refs pending

An ultracompact X-ray binary in the globular cluster NGC 1851

A. Dieball, C. Knigge, D. R. Zurek, K. S. Long, T. J. Maccarone

arxiv:0905.0145 v1 · 2009-05-01 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{66CKSGEC4VBF5TGD55HZI7OXSO}

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	2026-05-18T04:29:43.202099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f784a91882e5425eccc3ef4f947dd7938f68fde53e6d98bd76d2845d53100fb7

Aliases

arxiv: 0905.0145 · arxiv_version: 0905.0145v1 · doi: 10.48550/arxiv.0905.0145 · pith_short_12: 66CKSGEC4VBF · pith_short_16: 66CKSGEC4VBF5TGD · pith_short_8: 66CKSGEC

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/66CKSGEC4VBF5TGD55HZI7OXSO \
  | 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: f784a91882e5425eccc3ef4f947dd7938f68fde53e6d98bd76d2845d53100fb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce7848b252813d3781206d22e2cc2643f7b8e7c22903b37239fdfb411c9d1acd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-05-01T20:10:40Z",
    "title_canon_sha256": "dfb81d9bd4bc59e38c7f0070739b6f38479ecd9faf1e1d17974c19b584ca03b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0145",
    "kind": "arxiv",
    "version": 1
  }
}