Pith Number

pith:XGUYCBNP

pith:2015:XGUYCBNPUDXQYGBTTS7O4HGG3P

not attested not anchored not stored refs pending

X-ray Sources in the Dwarf Spheroidal Galaxy Draco

B. Rangelov, E. Sonbas, I. Volkov, J. Hare, K.S. Dhuga, O. Kargaltsev

arxiv:1505.00216 v4 · 2015-05-01 · astro-ph.GA · 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{XGUYCBNPUDXQYGBTTS7O4HGG3P}

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	2026-05-18T01:16:18.781683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9a98105afa0ef0c18339cbeee1cc6dbd6e02d348cf5fdd6261b27c38d2828a5

Aliases

arxiv: 1505.00216 · arxiv_version: 1505.00216v4 · doi: 10.48550/arxiv.1505.00216 · pith_short_12: XGUYCBNPUDXQ · pith_short_16: XGUYCBNPUDXQYGBT · pith_short_8: XGUYCBNP

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/XGUYCBNPUDXQYGBTTS7O4HGG3P \
  | 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: b9a98105afa0ef0c18339cbeee1cc6dbd6e02d348cf5fdd6261b27c38d2828a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b14175bde717bcc3d4574602d262644c2bdb8849ebcbc367852cd5655298a8dc",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-01T16:43:31Z",
    "title_canon_sha256": "6370f0e285703486a5088c4fb09eceab07c4176a15614c8d4d4c7915edd916e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00216",
    "kind": "arxiv",
    "version": 4
  }
}