Pith Number

pith:IN4FDNN7

pith:2021:IN4FDNN7XNCUXGN2FUWMQYJKTR

not attested not anchored not stored refs pending

The LOFAR and JVLA view of the distant steep spectrum radio halo in MACS J1149.5+2223

A. Bonafede, A. Botteon, A. Ignesti, D. Dallacasa, F. Gastaldello, G. Brunetti, G. Di Gennaro, K. Rajpurohit, L. Bruno, M. Br\"uggen, R. Cassano, R. J. van Weeren, T. Shimwell, V. Cuciti

arxiv:2103.10110 v1 · 2021-03-18 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IN4FDNN7XNCUXGN2FUWMQYJKTR}

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.

Cited by

1 paper in Pith

Multi-Wavelength Signatures of a Giant Cometary Radio Halo in MACSJ0417-1154

Receipt and verification

First computed	2026-07-05T02:47:33.874456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437851b5bfbb454b99ba2d2cc8612a9c6d79299bc40792c10352283100a1003a

Aliases

arxiv: 2103.10110 · arxiv_version: 2103.10110v1 · doi: 10.48550/arxiv.2103.10110 · pith_short_12: IN4FDNN7XNCU · pith_short_16: IN4FDNN7XNCUXGN2 · pith_short_8: IN4FDNN7

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/IN4FDNN7XNCUXGN2FUWMQYJKTR \
  | 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: 437851b5bfbb454b99ba2d2cc8612a9c6d79299bc40792c10352283100a1003a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "602456ec1df181fae32edfbf2c36158c511cc1836edf6680d60bac05344396a5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-03-18T09:37:05Z",
    "title_canon_sha256": "5fed672c374f4617e762cd849a79e2c654dc9f6a50f79a8db1713981053c0d4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10110",
    "kind": "arxiv",
    "version": 1
  }
}