Pith Number

pith:X4BZ6RGC

pith:2013:X4BZ6RGCBEMJPQISUCLJLBTCMO

not attested not anchored not stored refs pending

The nature of extremely red galaxies in the local universe

A. Ribeiro da Silva, L. Sodr\'e Jr., W. A. Santos

arxiv:1306.6552 v1 · 2013-06-27 · 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{X4BZ6RGCBEMJPQISUCLJLBTCMO}

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.

Cited by

1 paper in Pith

The angular scale of homogeneity in the Local Universe with the SDSS blue galaxies

Receipt and verification

First computed	2026-05-18T01:49:07.058649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf039f44c2091897c112a096958662638b9cdc60fffd77bd1980b9069c589e11

Aliases

arxiv: 1306.6552 · arxiv_version: 1306.6552v1 · doi: 10.48550/arxiv.1306.6552 · pith_short_12: X4BZ6RGCBEMJ · pith_short_16: X4BZ6RGCBEMJPQIS · pith_short_8: X4BZ6RGC

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/X4BZ6RGCBEMJPQISUCLJLBTCMO \
  | 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: bf039f44c2091897c112a096958662638b9cdc60fffd77bd1980b9069c589e11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6879d6ecb2b88c7f98b0dacae87d3baccb9bfc21118ab51e080db61234bae79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-27T15:55:14Z",
    "title_canon_sha256": "90aca394422faada15a9184b6795d059f7a99122dbc09c5eff5718f052183a8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6552",
    "kind": "arxiv",
    "version": 1
  }
}