Pith Number

pith:HSPAXCIW

pith:2012:HSPAXCIWUAVYONQZDHAHAQG3NZ

not attested not anchored not stored refs pending

Secure Abstraction with Code Capabilities

Dag Johansen, H{\aa}vard Johansen, Nihar Naigaonkar, Robbert van Renesse

arxiv:1210.5443 v1 · 2012-10-19 · 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{HSPAXCIWUAVYONQZDHAHAQG3NZ}

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	2026-05-18T03:42:45.273301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c9e0b8916a02b87361919c07040db6e53465ac255c09311c2bd0fef312b81f4

Aliases

arxiv: 1210.5443 · arxiv_version: 1210.5443v1 · doi: 10.48550/arxiv.1210.5443 · pith_short_12: HSPAXCIWUAVY · pith_short_16: HSPAXCIWUAVYONQZ · pith_short_8: HSPAXCIW

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/HSPAXCIWUAVYONQZDHAHAQG3NZ \
  | 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: 3c9e0b8916a02b87361919c07040db6e53465ac255c09311c2bd0fef312b81f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaca70ea57076e9f165022f7385956376f9531933b21b3bc9feb62bea6274082",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-10-19T15:17:28Z",
    "title_canon_sha256": "ffb37fcdd1a75e15765e4f6f962efe2cd542a8d67d825b79c7830ca751571ad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5443",
    "kind": "arxiv",
    "version": 1
  }
}