Pith Number

pith:BTRU6NZR

pith:2017:BTRU6NZRD5S2WNAZ23MPFHWQ5A

not attested not anchored not stored refs pending

The two-component giant radio halo in the galaxy cluster Abell 2142

(2) INAF-IASF, (3) Minnesota Institute for Astrophysics, (4) NRL, (5) NCRA-TIFR, (7) University of Geneva, (8) AAO, Australia), Bologna, D. Eckert (7), D. Farnsworth (3), D.V. Lal (5), F. Gastaldello (2), G. Brunetti (1), India (6) Leiden Observatory, Italy, L. Rudnick (3), Milano, M. Owers (8) ((1) INAF-IRA, M. Rossetti (2), Pune, S. Giacintucci (4), S. Molendi (2), Switzerland, The Netherlands, T. Venturi (1), T.W. Shimwell (6), USA, Washington

arxiv:1703.06802 v1 · 2017-03-20 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BTRU6NZRD5S2WNAZ23MPFHWQ5A}

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	2026-05-18T00:39:36.383768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce34f37311f65ab3419d6d8f29ed0e82ec90a36ee84ee67481b31e604a33b2c

Aliases

arxiv: 1703.06802 · arxiv_version: 1703.06802v1 · doi: 10.48550/arxiv.1703.06802 · pith_short_12: BTRU6NZRD5S2 · pith_short_16: BTRU6NZRD5S2WNAZ · pith_short_8: BTRU6NZR

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/BTRU6NZRD5S2WNAZ23MPFHWQ5A \
  | 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: 0ce34f37311f65ab3419d6d8f29ed0e82ec90a36ee84ee67481b31e604a33b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f3d71ba4c5914ebb0c442737fad4a6ada5faa83d4573a6f04a5182296d0c88c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-03-20T15:27:18Z",
    "title_canon_sha256": "4a4fbd10a75f6a9caef42916a80487983682015ed2ee6c6f2c7ab7fb33a0907e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06802",
    "kind": "arxiv",
    "version": 1
  }
}