Pith Number

pith:RV6CIAEM

pith:2012:RV6CIAEM6M6M5ANKIBDMYCFIBK

not attested not anchored not stored refs pending

Homomorphic Payment Addresses and the Pay-to-Contract Protocol

Ilja Gerhardt, Timo Hanke

arxiv:1212.3257 v1 · 2012-12-13 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RV6CIAEM6M6M5ANKIBDMYCFIBK}

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	2026-05-18T03:38:33.434768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d7c24008cf33cce81aa4046cc08a80a9178dacfc0f88f3057f3a1ac6b3a4b31

Aliases

arxiv: 1212.3257 · arxiv_version: 1212.3257v1 · doi: 10.48550/arxiv.1212.3257 · pith_short_12: RV6CIAEM6M6M · pith_short_16: RV6CIAEM6M6M5ANK · pith_short_8: RV6CIAEM

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/RV6CIAEM6M6M5ANKIBDMYCFIBK \
  | 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: 8d7c24008cf33cce81aa4046cc08a80a9178dacfc0f88f3057f3a1ac6b3a4b31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b4bbb09b3591f58ed28c8bfa0edd35522af845c44804b870c26d122a7f2776e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-12-13T18:28:43Z",
    "title_canon_sha256": "a60238087e2420c48277471c4c06da9353dc07061ef501200b1dbadf165a43fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3257",
    "kind": "arxiv",
    "version": 1
  }
}