Pith Number

pith:W6RKTILM

pith:2018:W6RKTILMHD74XJM6RVRA3Y4UG6

not attested not anchored not stored refs pending

The Lick AGN Monitoring Project 2011: Dynamical Modeling of the Broad-Line Region

Aaron J. Barth, Alexei V. Filippenko, Anna Pancoast, Brendon J. Brewer, Clifton David Laney, Elinor Gates, Erik Tollerud, Gabriela Canalizo, Jacob Rex, Jeffrey M. Silverman, Jonelle L. Walsh, Jong-Hak Woo, Kelsey I. Clubb, Mariana S. Lazarova, Matthew A. Malkan, Michael C. Cooper, Michael D. Joner, Michael T. Kandrashoff, Peter R. Williams, S. Bradley Cenko, Sebastian F. Hoenig, Tabitha Buehler, Tommaso Treu, Vardha N. Bennert, Weidong Li

arxiv:1809.05113 v1 · 2018-09-13 · astro-ph.GA

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

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	2026-05-18T00:02:30.781407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a2a9a16c38ffcba59e8d620de39437b0e8debd27819fda28452dec96cc8131

Aliases

arxiv: 1809.05113 · arxiv_version: 1809.05113v1 · doi: 10.48550/arxiv.1809.05113 · pith_short_12: W6RKTILMHD74 · pith_short_16: W6RKTILMHD74XJM6 · pith_short_8: W6RKTILM

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/W6RKTILMHD74XJM6RVRA3Y4UG6 \
  | 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: b7a2a9a16c38ffcba59e8d620de39437b0e8debd27819fda28452dec96cc8131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff15c195030dc6bd320f87d57cf321850006672ff73ba1cab1e31b0ca4e187b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-13T18:01:20Z",
    "title_canon_sha256": "6548a39aac15deaf4ae27890ee8ea32c21ac8eb41ca8d385bb86995d6938d7f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05113",
    "kind": "arxiv",
    "version": 1
  }
}