Pith Number

pith:RH7SR4DT

pith:2015:RH7SR4DTVTLH6BXGGMCSFA5N4Z

not attested not anchored not stored refs pending

Identification of homophily and preferential recruitment in respondent-driven sampling

Forrest W. Crawford, Jianghong Li, Li Zeng, Peter M. Aronow

arxiv:1511.05397 v1 · 2015-11-17 · stat.AP · 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{RH7SR4DTVTLH6BXGGMCSFA5N4Z}

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	2026-05-18T01:26:40.363484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ff28f073acd67f06e633052283ade65f505f7e15184c9b0d623b99a86dd4a5

Aliases

arxiv: 1511.05397 · arxiv_version: 1511.05397v1 · doi: 10.48550/arxiv.1511.05397 · pith_short_12: RH7SR4DTVTLH · pith_short_16: RH7SR4DTVTLH6BXG · pith_short_8: RH7SR4DT

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/RH7SR4DTVTLH6BXGGMCSFA5N4Z \
  | 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: 89ff28f073acd67f06e633052283ade65f505f7e15184c9b0d623b99a86dd4a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aad95eef633cdd615321d616d96b0f0151229f9bbce52f4316128bda4e827ec",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2015-11-17T13:41:02Z",
    "title_canon_sha256": "d97db22b66cbf40a94752e6e5edaff8bff556a8a3987b59041b538d081de92b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05397",
    "kind": "arxiv",
    "version": 1
  }
}