Pith Number

pith:3PADRG5T

pith:2018:3PADRG5T3TLSFA6A5O5K7PBGAB

not attested not anchored not stored refs pending

The Sloan Digital Sky Survey Reverberation Mapping Project: Sample Characterization

Christopher Waters, C. J. Grier, D. A. Starkey, Donald P. Schneider, Eric Morganson, Eugene Magnier, Gordon T. Richards, Guangtun Zhu, Hengxiao Guo, Ian McGreer, Jennifer I-Hsiu Li, Jonathan R. Trump, Karen Kinemuchi, Keith Horne, Ken Chambers, Linhua Jiang, Luis C. Ho, Nick Kaiser, Patrick B. Hall, Patrick Petitjean, Paul J. Green, Rolf-Peter Kudritzki, Shu Wang, Torben Simm, W. N. Brandt, Yasaman Homayouni, Yue Shen

arxiv:1810.01447 v2 · 2018-10-02 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PADRG5T3TLSFA6A5O5K7PBGAB}

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	2026-05-17T23:47:59.479247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc0389bb3dcd72283c0ebbaafbc260050049ef4fe52bd7682bff939be5bdaa5

Aliases

arxiv: 1810.01447 · arxiv_version: 1810.01447v2 · doi: 10.48550/arxiv.1810.01447 · pith_short_12: 3PADRG5T3TLS · pith_short_16: 3PADRG5T3TLSFA6A · pith_short_8: 3PADRG5T

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/3PADRG5T3TLSFA6A5O5K7PBGAB \
  | 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: dbc0389bb3dcd72283c0ebbaafbc260050049ef4fe52bd7682bff939be5bdaa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51beb5556649826d891db445f10d9d646338ec038cc1a9743ddab45b482851a6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-02T18:31:42Z",
    "title_canon_sha256": "3ffe738e9635903b644f8b5be20825e5ffc96d5162918a54520c9e72e57fcab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01447",
    "kind": "arxiv",
    "version": 2
  }
}