Pith Number

pith:5CDRPDIG

pith:2017:5CDRPDIGRFVQH3IZYMGCZB75PF

not attested not anchored not stored refs pending

Simulation Theorems via Pseudorandom Properties

Arkadev Chattopadhyay, Bruno Loff, Michal Kouck\'y, Sagnik Mukhopadhyay

arxiv:1704.06807 v1 · 2017-04-22 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5CDRPDIGRFVQH3IZYMGCZB75PF}

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	2026-05-18T00:45:55.740233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e887178d06896b03ed19c30c2c87fd796652f63a1fb824a34a470a625c2b93d9

Aliases

arxiv: 1704.06807 · arxiv_version: 1704.06807v1 · doi: 10.48550/arxiv.1704.06807 · pith_short_12: 5CDRPDIGRFVQ · pith_short_16: 5CDRPDIGRFVQH3IZ · pith_short_8: 5CDRPDIG

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/5CDRPDIGRFVQH3IZYMGCZB75PF \
  | 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: e887178d06896b03ed19c30c2c87fd796652f63a1fb824a34a470a625c2b93d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49661575da053a1a8fa20d266d7b6a61109a4480c2e71baaa238d9f13ce27b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-04-22T14:27:50Z",
    "title_canon_sha256": "8d2d3b277a46775e624138d0930bcb6a010482a1d807733b1d8b1f41fab50f61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06807",
    "kind": "arxiv",
    "version": 1
  }
}