Pith Number

pith:A326MJPQ

pith:2005:A326MJPQQMHREGZ6X5WG7VQMBY

not attested not anchored not stored refs pending

A possible black hole in the gamma-ray microquasar LS 5039

A. Herrero, I. Ribas, J. Casares, J. Marti, J.M. Paredes, M. Ribo

arxiv:astro-ph/0507549 v2 · 2005-07-22 · 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{A326MJPQQMHREGZ6X5WG7VQMBY}

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	2026-05-18T01:07:30.965939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06f5e625f0830f121b3ebf6c6fd60c0e07cfd3d25dca4780f3c05ad121dcc851

Aliases

arxiv: astro-ph/0507549 · arxiv_version: astro-ph/0507549v2 · doi: 10.48550/arxiv.astro-ph/0507549 · pith_short_12: A326MJPQQMHR · pith_short_16: A326MJPQQMHREGZ6 · pith_short_8: A326MJPQ

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/A326MJPQQMHREGZ6X5WG7VQMBY \
  | 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: 06f5e625f0830f121b3ebf6c6fd60c0e07cfd3d25dca4780f3c05ad121dcc851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b76d5e28743fab620ad873a96d332368b87090562b32ceb90e8db536b1919b90",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-22T20:00:58Z",
    "title_canon_sha256": "4d14f0e8a37d4558f092e3572bb738fb1e1c81b527144d09a1ea809a2f430634"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507549",
    "kind": "arxiv",
    "version": 2
  }
}