Pith Number

pith:DX7AHZH5

pith:2018:DX7AHZH5BQ4AJ2XHPBPA3RTGLH

not attested not anchored not stored refs pending

A General Method for Demand Inversion

Lixiong Li

arxiv:1802.04444 v3 · 2018-02-13 · 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{DX7AHZH5BQ4AJ2XHPBPA3RTGLH}

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	2026-05-18T00:22:33.015582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dfe03e4fd0c3804eae7785e0dc66659d70532f047b8a5487d6cfb96b00383fa

Aliases

arxiv: 1802.04444 · arxiv_version: 1802.04444v3 · doi: 10.48550/arxiv.1802.04444 · pith_short_12: DX7AHZH5BQ4A · pith_short_16: DX7AHZH5BQ4AJ2XH · pith_short_8: DX7AHZH5

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/DX7AHZH5BQ4AJ2XHPBPA3RTGLH \
  | 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: 1dfe03e4fd0c3804eae7785e0dc66659d70532f047b8a5487d6cfb96b00383fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ec27d27b3c8a754bebb65e1d7f1e2205edd450caf05e0e6b0583861605ab2e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2018-02-13T02:50:46Z",
    "title_canon_sha256": "db0d2376d78406400cefdcb192d54889b387a6562e64661ebf9a2d4b805c2c2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04444",
    "kind": "arxiv",
    "version": 3
  }
}