Pith Number

pith:WUPPPPDU

pith:2015:WUPPPPDUXARMYMS6ZVZJR4V5CP

not attested not anchored not stored refs pending

The local stellar luminosity function and mass-to-light ratio in the NIR

(2) Swinburne Univ. Melbourne), A. Just (1), B. Fuchs (1), C. Dettbarn (1), C. Flynn (2), H. Jahreiss (1), J. Rybizki (1) ((1) ZAH Heidelberg

arxiv:1504.05808 v1 · 2015-04-22 · 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{WUPPPPDUXARMYMS6ZVZJR4V5CP}

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	2026-05-18T01:35:48.425976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51ef7bc74b822cc325ecd7298f2bd13e5c5f23b95f6528d0def1d944ce2043e

Aliases

arxiv: 1504.05808 · arxiv_version: 1504.05808v1 · doi: 10.48550/arxiv.1504.05808 · pith_short_12: WUPPPPDUXARM · pith_short_16: WUPPPPDUXARMYMS6 · pith_short_8: WUPPPPDU

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/WUPPPPDUXARMYMS6ZVZJR4V5CP \
  | 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: b51ef7bc74b822cc325ecd7298f2bd13e5c5f23b95f6528d0def1d944ce2043e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2942244bf53ba96ff31d670d7e5a3cdec80f7f5a43659984d12f3b494f852f97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-22T13:58:24Z",
    "title_canon_sha256": "681e3e3a4339483ce2b5cfba4213158d525777931920275c52b5b5eb1d84b454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05808",
    "kind": "arxiv",
    "version": 1
  }
}