Pith Number

pith:XNL5MNIK

pith:2020:XNL5MNIK4KP5APDIEFCDYQF33S

not attested not anchored not stored refs pending

Can Pulsars in the inner parsecs from Galactic Centre probe the existence of Dark Matter?

Antonino Del Popolo, Fiorella Burgio, Laura Tolos, Maksym Deliyergiyev, Morgan Le Delliou

arxiv:2006.16838 v1 · 2020-06-30 · astro-ph.HE · astro-ph.SR · hep-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNL5MNIK4KP5APDIEFCDYQF33S}

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	2026-07-05T01:14:58.547848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb57d6350ae29fd03c6821443c40bbdcaa0c0900d0c8a96017ac701b4288f293

Aliases

arxiv: 2006.16838 · arxiv_version: 2006.16838v1 · doi: 10.48550/arxiv.2006.16838 · pith_short_12: XNL5MNIK4KP5 · pith_short_16: XNL5MNIK4KP5APDI · pith_short_8: XNL5MNIK

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/XNL5MNIK4KP5APDIEFCDYQF33S \
  | 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: bb57d6350ae29fd03c6821443c40bbdcaa0c0900d0c8a96017ac701b4288f293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "103cde85a75a0051f9fcc22ca892c16f40053aeeaf3924e3643bb653b1e781c3",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "hep-ph",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-06-30T14:23:37Z",
    "title_canon_sha256": "deae559b5511dd9f80178e4e538e0e5bf71e5814319858db92e56f9976a29f5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.16838",
    "kind": "arxiv",
    "version": 1
  }
}