Pith Number

pith:D4X5PJNE

pith:2020:D4X5PJNEE3TOPLDNPSHB4TVQR7

not attested not anchored not stored refs pending

Clusters Have Edges: The Projected Phase SpaceStructure of SDSS redMaPPer Clusters

Daisuke Nagai, Eduardo Rozo, Erika L. Wagoner, Han Aung, Paxton Tomooka, Sasha Safonova

arxiv:2003.11555 v1 · 2020-03-25 · 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{D4X5PJNEE3TOPLDNPSHB4TVQR7}

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	2026-07-05T01:38:58.258132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f2fd7a5a426e6e7ac6d7c8e1e4eb08ffa49d0991d1b65178609e8be3e05a1c5

Aliases

arxiv: 2003.11555 · arxiv_version: 2003.11555v1 · doi: 10.48550/arxiv.2003.11555 · pith_short_12: D4X5PJNEE3TO · pith_short_16: D4X5PJNEE3TOPLDN · pith_short_8: D4X5PJNE

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/D4X5PJNEE3TOPLDNPSHB4TVQR7 \
  | 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: 1f2fd7a5a426e6e7ac6d7c8e1e4eb08ffa49d0991d1b65178609e8be3e05a1c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87e0e840b0589a0aa52c5eebe139fedc1441f48fa49cce2e077fcc9bba39ff6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-03-25T18:00:05Z",
    "title_canon_sha256": "b59c0e3d14e6965f7480a5e8902c02336e60205a4a1d0e20f5673171b1dc180f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11555",
    "kind": "arxiv",
    "version": 1
  }
}