Pith Number

pith:QNQUP3LG

pith:2009:QNQUP3LGYZLUJDLPPYCEEKKTDV

not attested not anchored not stored refs pending

The Magellanic Bridge: evidence for a population of X-ray binaries

A.J. Bird, F.Haberl, L.J. Townsend, M.J. Coe, R.H.D. Corbet, V.A. McBride

arxiv:0912.2951 v1 · 2009-12-15 · astro-ph.SR · 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{QNQUP3LGYZLUJDLPPYCEEKKTDV}

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	2026-05-18T02:10:23.373363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836147ed66c657448d6f7e044229531d6771db0b6ba10c7cc8b3ecb4f0319017

Aliases

arxiv: 0912.2951 · arxiv_version: 0912.2951v1 · doi: 10.48550/arxiv.0912.2951 · pith_short_12: QNQUP3LGYZLU · pith_short_16: QNQUP3LGYZLUJDLP · pith_short_8: QNQUP3LG

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/QNQUP3LGYZLUJDLPPYCEEKKTDV \
  | 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: 836147ed66c657448d6f7e044229531d6771db0b6ba10c7cc8b3ecb4f0319017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b84350e02ad4106d723274662b8051dac0826659cd5e52913d0b7f0e282c3bff",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-12-15T17:01:52Z",
    "title_canon_sha256": "7c096bd8370ccbfa271c55dae43e2ee9af7c4cd629001ab5eb3e5855a195a8a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2951",
    "kind": "arxiv",
    "version": 1
  }
}