Pith Number

pith:VHGDKVW3

pith:2010:VHGDKVW3U3ZFKYY73GBJZV3PF2

not attested not anchored not stored refs pending

The Formation and Evolution of Virgo Cluster Galaxies - II. Stellar Populations

(2) HIA/UVic, (3) University of Maryland), Joel C. Roediger (1), Lauren A. MacArthur (2), Michael McDonald (3) ((1) Queen's University, Stephane Courteau (1)

arxiv:1011.3511 v2 · 2010-11-15 · 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{VHGDKVW3U3ZFKYY73GBJZV3PF2}

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	2026-05-18T02:04:45.572171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9cc3556dba6f255631fd9829cd76f2e879d484ba8445c59c63c939b63ee6aa0

Aliases

arxiv: 1011.3511 · arxiv_version: 1011.3511v2 · doi: 10.48550/arxiv.1011.3511 · pith_short_12: VHGDKVW3U3ZF · pith_short_16: VHGDKVW3U3ZFKYY7 · pith_short_8: VHGDKVW3

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/VHGDKVW3U3ZFKYY73GBJZV3PF2 \
  | 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: a9cc3556dba6f255631fd9829cd76f2e879d484ba8445c59c63c939b63ee6aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c4e32a460d958ddcc530d23770703b83a43056e5857bc0c1279158c33caa74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-15T21:00:05Z",
    "title_canon_sha256": "f0cdfa153bc39f593a81842ee02b2c50a12b39bf2ee446e417889acd2350d5db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3511",
    "kind": "arxiv",
    "version": 2
  }
}