Pith Number

pith:Q3RWKHB5

pith:2018:Q3RWKHB5F3MLNOUQ62QBAK7VZ4

not attested not anchored not stored refs pending

Characterizing Entities in the Bitcoin Blockchain

Laura Wynter, Marc Jourdan, Pralhad Deshpande, Sebastien Blandin

arxiv:1810.11956 v1 · 2018-10-29 · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3RWKHB5F3MLNOUQ62QBAK7VZ4}

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	2026-05-18T00:02:06.902385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86e3651c3d2ed8b6ba90f6a0102bf5cf3f413a647c3aa8c01c3fbddd6d32fb54

Aliases

arxiv: 1810.11956 · arxiv_version: 1810.11956v1 · doi: 10.48550/arxiv.1810.11956 · pith_short_12: Q3RWKHB5F3ML · pith_short_16: Q3RWKHB5F3MLNOUQ · pith_short_8: Q3RWKHB5

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/Q3RWKHB5F3MLNOUQ62QBAK7VZ4 \
  | 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: 86e3651c3d2ed8b6ba90f6a0102bf5cf3f413a647c3aa8c01c3fbddd6d32fb54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca884a2da14528264339a8c45b630de28d07b81a492a3be2d62ff3925277496",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-10-29T05:05:00Z",
    "title_canon_sha256": "f20cf6a79c65d0927ce31fa60bef5656cc46f473b4dc6b7f54385e193cc0c8a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11956",
    "kind": "arxiv",
    "version": 1
  }
}