Pith Number

pith:TWQNDCUF

pith:2026:TWQNDCUF26VA53Z55IH47M77IZ

not attested not anchored not stored refs pending

Causal Inference Using Factor Models

Jushan Bai, Peng Wang

arxiv:2606.29691 v1 · 2026-06-29 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWQNDCUF26VA53Z55IH47M77IZ}

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	2026-06-30T02:17:30.889421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9da0d18a85d7aa0eef3dea0fcfb3ff466f376c07d5434e7138816aea6e172afb

Aliases

arxiv: 2606.29691 · arxiv_version: 2606.29691v1 · doi: 10.48550/arxiv.2606.29691 · pith_short_12: TWQNDCUF26VA · pith_short_16: TWQNDCUF26VA53Z5 · pith_short_8: TWQNDCUF

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/TWQNDCUF26VA53Z55IH47M77IZ \
  | 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: 9da0d18a85d7aa0eef3dea0fcfb3ff466f376c07d5434e7138816aea6e172afb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9387ab88572c3d09537af3cb29ab011a27d78449e4b4733c74bf9bb283f6c3e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-06-29T01:36:08Z",
    "title_canon_sha256": "41de68157f67d6bfa93cd825a5aa92b8228bcc874d7911985f121dbab69cf2f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29691",
    "kind": "arxiv",
    "version": 1
  }
}