Pith Number

pith:Q7PXJ7J6

pith:2019:Q7PXJ7J64H2CFOYSDJYVKBMVC3

not attested not anchored not stored refs pending

Smooth Density Spatial Quantile Regression

Eben Thoma, Halley Brantley, Joseph Guinness, Montserrat Fuentes

arxiv:1905.00048 v1 · 2019-04-30 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7PXJ7J64H2CFOYSDJYVKBMVC3}

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	2026-05-17T23:47:15.319785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87df74fd3ee1f422bb121a7155059516d8eaa98dc1ccde08715f0f9090be7682

Aliases

arxiv: 1905.00048 · arxiv_version: 1905.00048v1 · doi: 10.48550/arxiv.1905.00048 · pith_short_12: Q7PXJ7J64H2C · pith_short_16: Q7PXJ7J64H2CFOYS · pith_short_8: Q7PXJ7J6

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/Q7PXJ7J64H2CFOYSDJYVKBMVC3 \
  | 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: 87df74fd3ee1f422bb121a7155059516d8eaa98dc1ccde08715f0f9090be7682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79a479473e614f475bae759696ddc81b977f0f05e8cefd34bfbc08f748732f68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-04-30T18:15:55Z",
    "title_canon_sha256": "5b4b4856779b13d6ee32f527344fdc2cb046162845f8fc7f1fb5ea71db9713fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00048",
    "kind": "arxiv",
    "version": 1
  }
}