Pith Number

pith:ZIT2AP6Y

pith:2012:ZIT2AP6YYQ2PMVZT5WGBWTRQW7

not attested not anchored not stored refs pending

Optimizing Scrip Systems: Crashes, Altruists, Hoarders, Sybils and Collusion

Eric J. Friedman, Ian A. Kash, Joseph Y. Halpern

arxiv:1204.3494 v1 · 2012-04-16 · cs.GT · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZIT2AP6YYQ2PMVZT5WGBWTRQW7}

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	2026-05-18T03:57:51.374004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca27a03fd8c434f65733ed8c1b4e30b7cc82df0605e22b2b63f38f9daca7aec0

Aliases

arxiv: 1204.3494 · arxiv_version: 1204.3494v1 · doi: 10.48550/arxiv.1204.3494 · pith_short_12: ZIT2AP6YYQ2P · pith_short_16: ZIT2AP6YYQ2PMVZT · pith_short_8: ZIT2AP6Y

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/ZIT2AP6YYQ2PMVZT5WGBWTRQW7 \
  | 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: ca27a03fd8c434f65733ed8c1b4e30b7cc82df0605e22b2b63f38f9daca7aec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cb3cf7f63f32834c900ec420040a6c454f3615949f071e25ae35cb9456791f7",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-04-16T14:20:20Z",
    "title_canon_sha256": "1eabbf5338190b6a77d70138d0eaac73ea04973c443f1560a18f8b513a0780ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3494",
    "kind": "arxiv",
    "version": 1
  }
}