Pith Number

pith:BMDLJMJV

pith:2009:BMDLJMJV2OGFARG6LTTV4I4JYD

not attested not anchored not stored refs pending

Discovery of a Second Transient Low-Mass X-ray Binary in the Globular Cluster NGC 6440

C. Bailyn, C. B. Markwardt, C. Knigge, C. O. Heinke, D. Altamirano, H. N. Cohn, J. E. Grindlay, J. H. Swank, M. Linares, M. Servillat, P. M. Lugger, R. Wijnands, S. A. Budac, T. E. Strohmayer

arxiv:0911.0444 v2 · 2009-11-02 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMDLJMJV2OGFARG6LTTV4I4JYD}

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	2026-07-04T17:32:16.501571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b06b4b135d38c5044de5ce75e2389c0c572876ec8880b7129bbdd4897ebdb6a

Aliases

arxiv: 0911.0444 · arxiv_version: 0911.0444v2 · doi: 10.48550/arxiv.0911.0444 · pith_short_12: BMDLJMJV2OGF · pith_short_16: BMDLJMJV2OGFARG6 · pith_short_8: BMDLJMJV

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/BMDLJMJV2OGFARG6LTTV4I4JYD \
  | 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: 0b06b4b135d38c5044de5ce75e2389c0c572876ec8880b7129bbdd4897ebdb6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a76016d5e849d59dde652ba2aa9ce71af668791777baf31947747c3f933dfef",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-02T21:54:22Z",
    "title_canon_sha256": "0f8a9571e3102b8bcb6809a752458abe50fa98e962fa3c0f4398a66c08a8d71e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0444",
    "kind": "arxiv",
    "version": 2
  }
}