Pith Number

pith:NEJ3B2XL

pith:2015:NEJ3B2XL7YFGHZZMHRHUBETWDZ

not attested not anchored not stored refs pending

The Optical Luminosity Function of Void Galaxies in the SDSS and ALFALFA Surveys

Crystal M. Moorman, Danny C. Pan, Fiona Hoyle, Martha P. Haynes, Michael S. Vogeley, Riccardo Giovanelli

arxiv:1508.04199 v1 · 2015-08-18 · 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{NEJ3B2XL7YFGHZZMHRHUBETWDZ}

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	2026-05-18T01:32:59.190705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6913b0eaebfe0a63e72c3c4f4092761e64324f2bf512dee5a7ddf251e2832d90

Aliases

arxiv: 1508.04199 · arxiv_version: 1508.04199v1 · doi: 10.48550/arxiv.1508.04199 · pith_short_12: NEJ3B2XL7YFG · pith_short_16: NEJ3B2XL7YFGHZZM · pith_short_8: NEJ3B2XL

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/NEJ3B2XL7YFGHZZMHRHUBETWDZ \
  | 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: 6913b0eaebfe0a63e72c3c4f4092761e64324f2bf512dee5a7ddf251e2832d90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b50df01905b124eb66bd0aca4f1e24ef4b266f454c7d6385e9ba763ddab2226b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-18T02:34:05Z",
    "title_canon_sha256": "624bdbd11dbfa1f04860f6a2ef3cd4b6bd398ed93ef5513bc9add228381b7735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04199",
    "kind": "arxiv",
    "version": 1
  }
}