Pith Number

pith:XUWGIQSN

pith:2018:XUWGIQSNFEIYE56RUNZIWKDP66

not attested not anchored not stored refs pending

A Perspective on Blockchain Smart Contracts: Reducing Uncertainty and Complexity in Value Exchange

Henry Kim, Marek Laskowski

arxiv:1801.02029 v1 · 2018-01-06 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUWGIQSNFEIYE56RUNZIWKDP66}

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	2026-05-18T00:26:35.123759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd2c64424d29118277d1a3728b286ff7bf74cadae28922f783efcdd6e309abad

Aliases

arxiv: 1801.02029 · arxiv_version: 1801.02029v1 · doi: 10.48550/arxiv.1801.02029 · pith_short_12: XUWGIQSNFEIY · pith_short_16: XUWGIQSNFEIYE56R · pith_short_8: XUWGIQSN

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/XUWGIQSNFEIYE56RUNZIWKDP66 \
  | 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: bd2c64424d29118277d1a3728b286ff7bf74cadae28922f783efcdd6e309abad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "690837719e185bd3dd13c7b9e3e9f9381032e940f322977f0ecd04bf7ea7f278",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-01-06T15:08:50Z",
    "title_canon_sha256": "c8b4d1ed45e07ed5ae422882f4eaeb02566bde053539a93f1916d02debdbc610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02029",
    "kind": "arxiv",
    "version": 1
  }
}