Pith Number

pith:5K4HP2QQ

pith:2010:5K4HP2QQQP5VSIGGMCXNAG57HS

not attested not anchored not stored refs pending

The thick disk in the galaxy NGC 4244 from S4G imaging

Albert Bosma, Armando Gil de Paz, Benne W. Holwerda, Bruce G. Elmegreen, E. Athanassoula, Eija Laurikainen, Eva Schinnerer, Heikki Salo, Joannah L. Hinz, Johan H. Knapen, Juan-Carlos Mu\~noz-Mateos, Kar\'in Men\'endez-Delmestre, Kartik Sheth, Luis C. Ho, Mark Seibert, Michael W. Regan, Ronald J. Buta, S\'ebastien Comer\'on, Taehyun Kim

arxiv:1012.0749 v1 · 2010-12-03 · 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{5K4HP2QQQP5VSIGGMCXNAG57HS}

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	2026-05-18T02:04:35.380675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eab877ea1083fb5920c660aed01bbf3c9057f41d76236d8976799094caf309b1

Aliases

arxiv: 1012.0749 · arxiv_version: 1012.0749v1 · doi: 10.48550/arxiv.1012.0749 · pith_short_12: 5K4HP2QQQP5V · pith_short_16: 5K4HP2QQQP5VSIGG · pith_short_8: 5K4HP2QQ

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/5K4HP2QQQP5VSIGGMCXNAG57HS \
  | 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: eab877ea1083fb5920c660aed01bbf3c9057f41d76236d8976799094caf309b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "630a7de469a948afa70fa33e8f6adef8035b2455acd85a4dd35a71409a99a43a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-03T14:29:49Z",
    "title_canon_sha256": "ec413869bb7681443af4061f23402131580eb0b8cc5b1561226a6e1fa7318b42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0749",
    "kind": "arxiv",
    "version": 1
  }
}