Pith Number

pith:32JUQ36V

pith:2007:32JUQ36VUQEEHSGUZ32HF2EO52

not attested not anchored not stored refs pending

Radio Emission from the Intermediate-mass Black Hole in the Globular Cluster G1

James S. Ulvestad, Jenny E. Greene, Luis C. Ho

arxiv:0704.1458 v1 · 2007-04-11 · 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{32JUQ36VUQEEHSGUZ32HF2EO52}

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	2026-07-04T17:03:15.733961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de93486fd5a40843c8d4cef472e88eeea67d31f381709595b7014ee6aa2cbc93

Aliases

arxiv: 0704.1458 · arxiv_version: 0704.1458v1 · doi: 10.48550/arxiv.0704.1458 · pith_short_12: 32JUQ36VUQEE · pith_short_16: 32JUQ36VUQEEHSGU · pith_short_8: 32JUQ36V

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/32JUQ36VUQEEHSGUZ32HF2EO52 \
  | 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: de93486fd5a40843c8d4cef472e88eeea67d31f381709595b7014ee6aa2cbc93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d8d80f2fc6e549f0857a8df05a41de4574f7ab2cb50773b045c3555b0746485",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-11T17:11:35Z",
    "title_canon_sha256": "4f800dad97695fb953e6672886b01cf2e6391bfcbab543236d940c5aebcad6dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.1458",
    "kind": "arxiv",
    "version": 1
  }
}