Pith Number

pith:43IB7AQF

pith:2013:43IB7AQF7MWJWE7YPZNIYCPNWD

not attested not anchored not stored refs pending

Fast and Furious: Shock Heated Gas as the Origin of Spatially Resolved Hard X-ray Emission in the Central 5 kpc of the Galaxy Merger NGC 6240

Andreas Zezas, Claire Max, Emanuele Nardini, Giuseppina Fabbiano, Guido Risaliti, Junfeng Wang, Margarita Karovska, Martin Elvis, Silvia Pellegrini, Vivian U

arxiv:1303.2980 v2 · 2013-03-12 · 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{43IB7AQF7MWJWE7YPZNIYCPNWD}

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	2026-05-18T01:51:08.114417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d01f8205fb2c9b13f87e5a8c09edb0c57eceb18c74e16e630a1e931a96326b

Aliases

arxiv: 1303.2980 · arxiv_version: 1303.2980v2 · doi: 10.48550/arxiv.1303.2980 · pith_short_12: 43IB7AQF7MWJ · pith_short_16: 43IB7AQF7MWJWE7Y · pith_short_8: 43IB7AQF

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/43IB7AQF7MWJWE7YPZNIYCPNWD \
  | 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: e6d01f8205fb2c9b13f87e5a8c09edb0c57eceb18c74e16e630a1e931a96326b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a914b30c4bb601a81255db005c0135612a4824f2dd0670228b74d88d4f4b403a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-12T18:35:03Z",
    "title_canon_sha256": "e4514087c8e4e7ea1927c8c2c73b6be5fc5d347c6f9a1770048d27552f4ea344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2980",
    "kind": "arxiv",
    "version": 2
  }
}