Pith Number

pith:EZ5ILBN5

pith:2012:EZ5ILBN5V5FHXCN46ITNXII2QU

not attested not anchored not stored refs pending

A close look at the Centaurus A group of galaxies IV. Recent star formation histories of late-type dwarfs around CenA

2), (2) Astronomisches Rechen-Institut, (3) School of Mathematics & Physics, A. A. Cole (3) ((1) Institute for Astronomy, Australia), D. Crnojevi\'c (1, E. K. Grebel (2), Germany, Royal Observatory, UK, University of Edinburgh, University of Tasmania, Zentrum fuer Astronomie der Universitaet Heidelberg

arxiv:1203.5817 v1 · 2012-03-26 · 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{EZ5ILBN5V5FHXCN46ITNXII2QU}

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	2026-05-18T01:58:01.614975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

267a8585bdaf4a7b89bcf226dba11a85293d2f7338ca7d1942d1a19bcc3a1dfe

Aliases

arxiv: 1203.5817 · arxiv_version: 1203.5817v1 · doi: 10.48550/arxiv.1203.5817 · pith_short_12: EZ5ILBN5V5FH · pith_short_16: EZ5ILBN5V5FHXCN4 · pith_short_8: EZ5ILBN5

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/EZ5ILBN5V5FHXCN46ITNXII2QU \
  | 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: 267a8585bdaf4a7b89bcf226dba11a85293d2f7338ca7d1942d1a19bcc3a1dfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "300c495983f5d6db6c4fdea3d1fa75866237d6e88be2024c9bc39a704f906c93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-03-26T20:58:14Z",
    "title_canon_sha256": "2fa77dcf9537616e08bf1613a35bff180015d1405e2c6a758838f4da748e42a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5817",
    "kind": "arxiv",
    "version": 1
  }
}