Pith Number

pith:JLXR2PKA

pith:2015:JLXR2PKA4NY6MQXYZNQVPT2YTE

not attested not anchored not stored refs pending

Probing the nature of Dark Matter with the SKA

Andrei Lobanov, Dieter Horns, Geoff Beck, Hannes Zechlin, Marco Regis, Paolo Marchegiani, Rainer Beck, Sergio Colafrancesco

arxiv:1502.03738 v1 · 2015-01-02 · astro-ph.HE · 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{JLXR2PKA4NY6MQXYZNQVPT2YTE}

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	2026-05-18T02:27:16.857590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aef1d3d40e371e642f8cb6157cf589900f221d3e7569c2fce1eccbd8fe444de

Aliases

arxiv: 1502.03738 · arxiv_version: 1502.03738v1 · doi: 10.48550/arxiv.1502.03738 · pith_short_12: JLXR2PKA4NY6 · pith_short_16: JLXR2PKA4NY6MQXY · pith_short_8: JLXR2PKA

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/JLXR2PKA4NY6MQXYZNQVPT2YTE \
  | 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: 4aef1d3d40e371e642f8cb6157cf589900f221d3e7569c2fce1eccbd8fe444de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b24ed9a15bfe3623e0f460e737b47956a66c3451f4f1a9a6e300aa8a3f9377",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-01-02T16:06:47Z",
    "title_canon_sha256": "0141352812403308f35df846f32da2280bafdb9f746a80b6a69579ae38d52610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03738",
    "kind": "arxiv",
    "version": 1
  }
}