Pith Number

pith:LWD2PLPQ

pith:2010:LWD2PLPQUYJFYL4Z7WRURVQBFW

not attested not anchored not stored refs pending

Curvature in the color-magnitude relation but not in color-sigma: Major dry mergers at M* > 2 x 10^11 Msun?

F. Shankar, M. Bernardi, N. Roche, R. K. Sheth

arxiv:1005.3770 v2 · 2010-05-20 · 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{LWD2PLPQUYJFYL4Z7WRURVQBFW}

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	2026-05-18T02:07:16.239122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d87a7adf0a6125c2f99fda348d6012d831c5b47718b0217181063a42f613eaf

Aliases

arxiv: 1005.3770 · arxiv_version: 1005.3770v2 · doi: 10.48550/arxiv.1005.3770 · pith_short_12: LWD2PLPQUYJF · pith_short_16: LWD2PLPQUYJFYL4Z · pith_short_8: LWD2PLPQ

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/LWD2PLPQUYJFYL4Z7WRURVQBFW \
  | 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: 5d87a7adf0a6125c2f99fda348d6012d831c5b47718b0217181063a42f613eaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd7ef72a4233651f5c27f366fb779b7fafc964e921bfd29b3da20b76e35f539",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-20T19:46:57Z",
    "title_canon_sha256": "2ac00f10a012257e03a18c9b46c36da4515f40513acd51f0ce6e0c2abb321082"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3770",
    "kind": "arxiv",
    "version": 2
  }
}