Pith Number

pith:23CLAY5O

pith:2011:23CLAY5OPA6C5LNRS2LLGQHFFI

not attested not anchored not stored refs pending

An Analysis of Anonymity in the Bitcoin System

Fergal Reid, Martin Harrigan

arxiv:1107.4524 v2 · 2011-07-22 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23CLAY5OPA6C5LNRS2LLGQHFFI}

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.

Cited by

1 paper in Pith

Taint analysis of the Bitcoin network

Receipt and verification

First computed	2026-05-18T03:56:22.597185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6c4b063ae783c2eadb19696b340e52a0d5820571aac40263a05df7b920fcb57

Aliases

arxiv: 1107.4524 · arxiv_version: 1107.4524v2 · doi: 10.48550/arxiv.1107.4524 · pith_short_12: 23CLAY5OPA6C · pith_short_16: 23CLAY5OPA6C5LNR · pith_short_8: 23CLAY5O

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/23CLAY5OPA6C5LNRS2LLGQHFFI \
  | 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: d6c4b063ae783c2eadb19696b340e52a0d5820571aac40263a05df7b920fcb57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e98a1e2c6e71b26a70dfa3529926e0cf03958684cfc4e2fb20e2130a9b523d83",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-07-22T14:29:34Z",
    "title_canon_sha256": "dff9a7c26b1e5fcb24c73be4694fbaec9c29fc9c1b755d0fca6205afd27b2e11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4524",
    "kind": "arxiv",
    "version": 2
  }
}