Pith Number

pith:6YGWY6FZ

pith:2013:6YGWY6FZ2M6R4U6TOEQHDGTFD2

not attested not anchored not stored refs pending

The Extended GMRT Radio Halo Survey I: New upper limits on radio halos and mini-halos

D. Dallacasa, G. Brunetti, G. Macario, R. Athreya, R. Cassano, R. Kale, S. Giacintucci, T. Venturi

arxiv:1306.3102 v1 · 2013-06-13 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6YGWY6FZ2M6R4U6TOEQHDGTFD2}

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	2026-05-18T01:49:22.784491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f60d6c78b9d33d1e53d37120719a651e908501ece79870b32a9699622975898a

Aliases

arxiv: 1306.3102 · arxiv_version: 1306.3102v1 · doi: 10.48550/arxiv.1306.3102 · pith_short_12: 6YGWY6FZ2M6R · pith_short_16: 6YGWY6FZ2M6R4U6T · pith_short_8: 6YGWY6FZ

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/6YGWY6FZ2M6R4U6TOEQHDGTFD2 \
  | 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: f60d6c78b9d33d1e53d37120719a651e908501ece79870b32a9699622975898a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba842e0bf61e3d6f4fcc19b8869e69e7f93ca241799e58cb5b5fea552e07d879",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-13T13:19:48Z",
    "title_canon_sha256": "fd5033afe7de2f63fc1ad4c6cab42a1da7cf34ceba53563d220e1d7fd6583cfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3102",
    "kind": "arxiv",
    "version": 1
  }
}