Pith Number

pith:CPJ3JI4F

pith:2021:CPJ3JI4F4ZA3OIO4AC4S7E7O2S

not attested not anchored not stored refs pending

Direct Implementation with Evidence

Soumen Banerjee, Yi-Chun Chen, Yifei Sun

arxiv:2105.12298 v6 · 2021-05-26 · econ.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CPJ3JI4F4ZA3OIO4AC4S7E7O2S}

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	2026-07-05T06:09:40.504816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13d3b4a385e641b721dc00b92f93eed493bd73b4f18c32591da62788551b52b3

Aliases

arxiv: 2105.12298 · arxiv_version: 2105.12298v6 · doi: 10.48550/arxiv.2105.12298 · pith_short_12: CPJ3JI4F4ZA3 · pith_short_16: CPJ3JI4F4ZA3OIO4 · pith_short_8: CPJ3JI4F

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/CPJ3JI4F4ZA3OIO4AC4S7E7O2S \
  | 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: 13d3b4a385e641b721dc00b92f93eed493bd73b4f18c32591da62788551b52b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a426577cf4964e342716a3dc8f12d4e0ed0f09189040599b12e2664a7aa4a0b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2021-05-26T02:12:34Z",
    "title_canon_sha256": "e7c04b3c17ebc140f2b6a22eac01ebd126a99722fd337029f2b14f895cfe5603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12298",
    "kind": "arxiv",
    "version": 6
  }
}