Pith Number

pith:OU6VKGGO

pith:2016:OU6VKGGOLHLPA4PG2ZMFG6HANM

not attested not anchored not stored refs pending

Assessing the Treatment Effect Heterogeneity with a Latent Variable

Lan Liu, Yunjian Yin, Zhi Geng

arxiv:1603.02712 v1 · 2016-03-08 · 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{OU6VKGGOLHLPA4PG2ZMFG6HANM}

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	2026-05-18T01:19:19.991854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

753d5518ce59d6f071e6d6585378e06b3a041334c3859317bc5ec7209a68cc9a

Aliases

arxiv: 1603.02712 · arxiv_version: 1603.02712v1 · doi: 10.48550/arxiv.1603.02712 · pith_short_12: OU6VKGGOLHLP · pith_short_16: OU6VKGGOLHLPA4PG · pith_short_8: OU6VKGGO

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/OU6VKGGOLHLPA4PG2ZMFG6HANM \
  | 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: 753d5518ce59d6f071e6d6585378e06b3a041334c3859317bc5ec7209a68cc9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47c7a08327f23cef2fe731bd85d05560bc81343cc836b2ee75c638f26b89538c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-03-08T21:33:41Z",
    "title_canon_sha256": "a63949ab616562ae61e31697bd68fda1e0fd7de0fd5228085212d607d8131b1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02712",
    "kind": "arxiv",
    "version": 1
  }
}