Pith Number

pith:7GCDLV23

pith:2007:7GCDLV23L4J2SS3UMSUBNY4NAH

not attested not anchored not stored refs pending

Limits on the dark matter particle mass from black hole growth in galaxies

Bonn, Faustin Munyaneza (Max Planck Institute for Radioastronomy, Germany)

arxiv:astro-ph/0702167 v1 · 2007-02-06 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GCDLV23L4J2SS3UMSUBNY4NAH}

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	2026-05-18T00:59:12.632171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f98435d75b5f13a94b7464a816e38d01fa3179b48e5e2c1c9714b0e81cb1c836

Aliases

arxiv: astro-ph/0702167 · arxiv_version: astro-ph/0702167v1 · doi: 10.48550/arxiv.astro-ph/0702167 · pith_short_12: 7GCDLV23L4J2 · pith_short_16: 7GCDLV23L4J2SS3U · pith_short_8: 7GCDLV23

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/7GCDLV23L4J2SS3UMSUBNY4NAH \
  | 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: f98435d75b5f13a94b7464a816e38d01fa3179b48e5e2c1c9714b0e81cb1c836

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "548b5cc3a1a0e54d4dd2a25c2e3b780466fc2172a9d3b80645ef8c8706cad794",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-06T19:43:34Z",
    "title_canon_sha256": "d4d518eae0a0284d147e850ce8357b4f1fa3031f8f3539963059eaa31a6e74cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702167",
    "kind": "arxiv",
    "version": 1
  }
}