Pith Number

pith:WFZF5IRM

pith:2011:WFZF5IRMOBE3T7GVJOELEEZZB7

not attested not anchored not stored refs pending

Galactic substructure traced by RR Lyraes in SDSS Stripe 82

Laura L. Watkins (MPIA)

arxiv:1111.4390 v1 · 2011-11-18 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WFZF5IRMOBE3T7GVJOELEEZZB7}

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	2026-05-18T01:59:29.245774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1725ea22c7049b9fcd54b88b213390ffe293101d3fd1bccd417ce2e3c87ea22

Aliases

arxiv: 1111.4390 · arxiv_version: 1111.4390v1 · doi: 10.48550/arxiv.1111.4390 · pith_short_12: WFZF5IRMOBE3 · pith_short_16: WFZF5IRMOBE3T7GV · pith_short_8: WFZF5IRM

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/WFZF5IRMOBE3T7GVJOELEEZZB7 \
  | 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: b1725ea22c7049b9fcd54b88b213390ffe293101d3fd1bccd417ce2e3c87ea22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3422c06b0c4a6aff17ff5990f7e12375e9f05bbef5a41afb5d46426972bdab76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-11-18T15:18:56Z",
    "title_canon_sha256": "0c3ab8526bb69ac29ec2f82cd58abd5a61c8017a8b77b0a9d8162bce384ce2a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4390",
    "kind": "arxiv",
    "version": 1
  }
}