Pith Number

pith:2W3QG74K

pith:2018:2W3QG74KOJQZ6V3NFYV7CITIIV

not attested not anchored not stored refs pending

A random walk through experimental mathematics

Eunice Y. S. Chan, Robert M. Corless

arxiv:1801.05423 v2 · 2018-01-16 · math.HO · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2W3QG74KOJQZ6V3NFYV7CITIIV}

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	2026-05-18T00:24:03.746030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b7037f8a72619f576d2e2bf12268455a25db8fdbf676bf45e23dd35ad1ac16

Aliases

arxiv: 1801.05423 · arxiv_version: 1801.05423v2 · doi: 10.48550/arxiv.1801.05423 · pith_short_12: 2W3QG74KOJQZ · pith_short_16: 2W3QG74KOJQZ6V3N · pith_short_8: 2W3QG74K

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/2W3QG74KOJQZ6V3NFYV7CITIIV \
  | 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: d5b7037f8a72619f576d2e2bf12268455a25db8fdbf676bf45e23dd35ad1ac16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92c56dcceeb13a1723fa61a926f2df47a8e61a7e817aa8ff3f673b1148051c71",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2018-01-16T17:35:19Z",
    "title_canon_sha256": "d0cc42a4597c6b2d893c675632c5f2faebc372e019933c2376b067c97f4dcacb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05423",
    "kind": "arxiv",
    "version": 2
  }
}