Pith Number

pith:V346FVXX

pith:2011:V346FVXXBVNVY63O6LBKY27ZXK

not attested not anchored not stored refs pending

The Evolution of Early-type Galaxies Selected by Their Spatial Clustering

Daniel Christlein (MPA), Danilo Marchesini (Tufts), Eric Gawiser (Rutgers), Nelson Padilla (PUC)

arxiv:1105.5642 v1 · 2011-05-27 · 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{V346FVXXBVNVY63O6LBKY27ZXK}

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	2026-05-18T02:01:47.016537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef9e2d6f70d5b5c7b6ef2c2ac6bf9bab3f4a6b2e8256e625424dcb5ab7bcead

Aliases

arxiv: 1105.5642 · arxiv_version: 1105.5642v1 · doi: 10.48550/arxiv.1105.5642 · pith_short_12: V346FVXXBVNV · pith_short_16: V346FVXXBVNVY63O · pith_short_8: V346FVXX

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/V346FVXXBVNVY63O6LBKY27ZXK \
  | 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: aef9e2d6f70d5b5c7b6ef2c2ac6bf9bab3f4a6b2e8256e625424dcb5ab7bcead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2edeab865bdb8c0f3919384de93217eca9fa5d04e8c6fa7bafa2b693f15baf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-27T20:00:00Z",
    "title_canon_sha256": "ba711e21f4a96ea534ba10ce5ddc775ca56b47d0d90d5f00bafeaab0b51d5748"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5642",
    "kind": "arxiv",
    "version": 1
  }
}