Pith Number

pith:NDMKVQ2L

pith:2017:NDMKVQ2LW6GXBVNKKWMFMPJVDD

not attested not anchored not stored refs pending

Compaction of Church Numerals for Higher-Order Compression

Isamu Furuya, Takuya Kida

arxiv:1706.10061 v2 · 2017-06-30 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDMKVQ2LW6GXBVNKKWMFMPJVDD}

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	2026-05-18T00:30:54.742408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d8aac34bb78d70d5aa5598563d3518f242374ca5c204b8254f14b689bfcf11

Aliases

arxiv: 1706.10061 · arxiv_version: 1706.10061v2 · doi: 10.48550/arxiv.1706.10061 · pith_short_12: NDMKVQ2LW6GX · pith_short_16: NDMKVQ2LW6GXBVNK · pith_short_8: NDMKVQ2L

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/NDMKVQ2LW6GXBVNKKWMFMPJVDD \
  | 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: 68d8aac34bb78d70d5aa5598563d3518f242374ca5c204b8254f14b689bfcf11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4781e49701ed70eddd100f759f55f2a9477fe9063fd190eb65070dbd5bf6c22f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-06-30T08:36:57Z",
    "title_canon_sha256": "9a225bc9a3d18c431a0025d991da6d7ef1c5cb910d816e28fefe7522181d7852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10061",
    "kind": "arxiv",
    "version": 2
  }
}