Pith Number

pith:GJ5VHWR5

pith:2012:GJ5VHWR5GNIXR5J2A5O44L37CU

not attested not anchored not stored refs pending

Stacking Star Clusters in M51: Searching for Faint X-Ray Binaries

N. Vulic (1), P. Barmby (1), S. C. Gallagher (1) ((1) The University of Western Ontario)

arxiv:1212.0859 v1 · 2012-12-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJ5VHWR5GNIXR5J2A5O44L37CU}

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	2026-05-18T01:52:47.714434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

327b53da3d335178f53a075dce2f7f15265f5e28beceffb8d8d78d59923b6cc3

Aliases

arxiv: 1212.0859 · arxiv_version: 1212.0859v1 · doi: 10.48550/arxiv.1212.0859 · pith_short_12: GJ5VHWR5GNIX · pith_short_16: GJ5VHWR5GNIXR5J2 · pith_short_8: GJ5VHWR5

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/GJ5VHWR5GNIXR5J2A5O44L37CU \
  | 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: 327b53da3d335178f53a075dce2f7f15265f5e28beceffb8d8d78d59923b6cc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb51a639a1ca94f8947aa2d2850504cd52f632f0abd3e3e38869950f4d1949e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-04T21:00:01Z",
    "title_canon_sha256": "d85b8cc5a45d9fcc4dd8f2f5ff6f55be155d3d851eaa7e5bfb795a413d1b89d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0859",
    "kind": "arxiv",
    "version": 1
  }
}