Pith Number

pith:436X3677

pith:2013:436X3677QT62EQF3PLGQOFKXHE

not attested not anchored not stored refs pending

The lack of star formation gradients in galaxy groups up to z~1.6

Albrecht Poglitsch, Alexis Finoguenov, Andrea Biviano, Andrea Cimatti, Benjamin Magnelli, Bruno Altieri, Dario Fadda, Dave Wilman, David Elbaz, Dieter Lutz, Emeric Le Flo'ch, Felicia Ziparo, Francesca Pozzi, Franz Bauer, Herve' Aussel, John Mulchaey, Kirpal Nandra, Linda Tacconi, Mara Salvato, Mark Dickinson, Masayuki Tanaka, M. Cooper, Miguel Sanchez-Portal, Nico Cappelluti, Olivier Ilbert, Paola Popesso, Reinhard Genzel, R. Nordon, Stefano Berta, Stijn Wuyts, W. Niel Brandt

arxiv:1307.0833 v2 · 2013-07-02 · 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{436X3677QT62EQF3PLGQOFKXHE}

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	2026-05-18T01:49:00.484142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6fd7dfbff84fda240bb7acd071557390c570c591d8e7208560979188cb7f17d

Aliases

arxiv: 1307.0833 · arxiv_version: 1307.0833v2 · doi: 10.48550/arxiv.1307.0833 · pith_short_12: 436X3677QT62 · pith_short_16: 436X3677QT62EQF3 · pith_short_8: 436X3677

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/436X3677QT62EQF3PLGQOFKXHE \
  | 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: e6fd7dfbff84fda240bb7acd071557390c570c591d8e7208560979188cb7f17d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc848963604435d03606769e8c70d5b8d79e9ad427191e67de0c90af097210f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-02T20:15:55Z",
    "title_canon_sha256": "d99c9db585fbeb017a737d604aeb51934270f2101aed3b8ddbeb1d117ede42bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0833",
    "kind": "arxiv",
    "version": 2
  }
}