Pith Number

pith:BBNGAF3Q

pith:2012:BBNGAF3QDNTWFXTPGAFLHFGCOU

not attested not anchored not stored refs pending

Breaks in thin and thick discs of edge-on galaxies imaged in the Spitzer Survey of Stellar Structure in Galaxies (S4G)

Albert Bosma, Armando Gil de Paz, Benne Holwerda, Bruce G. Elmegreen, Dimitri A. Gadotti, E. Athanassoula, Eija Laurikainen, Heikki Salo, Jarkko Laine, 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, S\'ebastien Comer\'on, Taehyun Kim, Trisha Mizusawa

arxiv:1209.1513 v2 · 2012-09-07 · 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{BBNGAF3QDNTWFXTPGAFLHFGCOU}

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	2026-05-18T01:54:38.752695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

085a6017701b6762de6f300ab394c2750128d014fcedbe490404bb35a8a75639

Aliases

arxiv: 1209.1513 · arxiv_version: 1209.1513v2 · doi: 10.48550/arxiv.1209.1513 · pith_short_12: BBNGAF3QDNTW · pith_short_16: BBNGAF3QDNTWFXTP · pith_short_8: BBNGAF3Q

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/BBNGAF3QDNTWFXTPGAFLHFGCOU \
  | 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: 085a6017701b6762de6f300ab394c2750128d014fcedbe490404bb35a8a75639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4be0b103680e5cbb8305f1d80868dfa70c06de42cd0d70750970a0d2687f20e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-07T12:21:54Z",
    "title_canon_sha256": "8d535e5f0ca15efd301afa8ca1fde4ef0cae0706a5e4f5a7681cb591b700ff97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1513",
    "kind": "arxiv",
    "version": 2
  }
}