Pith Number

pith:7LLQUA4G

pith:2013:7LLQUA4GVAWT35ZW44G5FQJGHP

not attested not anchored not stored refs pending

The effects of stellar dynamics on the X-ray emission of flat early-type galaxies

Andrea Negri (1), Astronomy, Italy), Luca Ciotti (1), Silvia Pellegrini (1)((1) Dept. of Physics, University of Bologna

arxiv:1309.6544 v2 · 2013-09-25 · 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{7LLQUA4GVAWT35ZW44G5FQJGHP}

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	2026-05-18T02:59:34.504907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad70a0386a82d3df736e70dd2c1263bce62534c4cb3cce07858538bec6a1914

Aliases

arxiv: 1309.6544 · arxiv_version: 1309.6544v2 · doi: 10.48550/arxiv.1309.6544 · pith_short_12: 7LLQUA4GVAWT · pith_short_16: 7LLQUA4GVAWT35ZW · pith_short_8: 7LLQUA4G

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/7LLQUA4GVAWT35ZW44G5FQJGHP \
  | 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: fad70a0386a82d3df736e70dd2c1263bce62534c4cb3cce07858538bec6a1914

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90b6240c5dbc15ba052f86492ce7858b43483a7feb5547dfa2fc98ff4f9940d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-25T15:24:36Z",
    "title_canon_sha256": "ea6fa97bd529be8c23114442874241ee7251c1af686797c0bb6a5104f84fa743"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6544",
    "kind": "arxiv",
    "version": 2
  }
}