Pith Number

pith:AD7PNC56

pith:2021:AD7PNC56KU4SI44JK26GK5PDV2

not attested not anchored not stored refs pending

Accumulating Risk Capital Through Investing in Cooperation

Andrew Critch, Charlotte Roman, Michael Dennis, Stuart Russell

arxiv:2101.10305 v2 · 2021-01-25 · cs.MA · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AD7PNC56KU4SI44JK26GK5PDV2}

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	2026-07-05T02:33:57.215555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00fef68bbe553924738956bc6575e3ae828e7277144e6b209329522efe3dedf7

Aliases

arxiv: 2101.10305 · arxiv_version: 2101.10305v2 · doi: 10.48550/arxiv.2101.10305 · pith_short_12: AD7PNC56KU4S · pith_short_16: AD7PNC56KU4SI44J · pith_short_8: AD7PNC56

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/AD7PNC56KU4SI44JK26GK5PDV2 \
  | 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: 00fef68bbe553924738956bc6575e3ae828e7277144e6b209329522efe3dedf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b41cdd5f73c5118558fc9f2973db1cf7fc3554f7d3a8761229fe6dbfed7e65",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2021-01-25T18:41:45Z",
    "title_canon_sha256": "eac13b55a77dfc713c2f57b19986cdafaa090251bc5d15a73f8db8e9722d631e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10305",
    "kind": "arxiv",
    "version": 2
  }
}