Pith Number

pith:NWB5FOLW

pith:2016:NWB5FOLWDXUWJVXEJGAWZTEHLJ

not attested not anchored not stored refs pending

Nice Neighbors: A brief adventure in mathematical gamification

P. Christopher Staecker

arxiv:1602.03392 v1 · 2016-01-13 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWB5FOLWDXUWJVXEJGAWZTEHLJ}

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	2026-05-18T01:21:00.048891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d83d2b9761de964d6e449816ccc875a6312b1718f959444c6c48a217a1a6b73

Aliases

arxiv: 1602.03392 · arxiv_version: 1602.03392v1 · doi: 10.48550/arxiv.1602.03392 · pith_short_12: NWB5FOLWDXUW · pith_short_16: NWB5FOLWDXUWJVXE · pith_short_8: NWB5FOLW

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/NWB5FOLWDXUWJVXEJGAWZTEHLJ \
  | 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: 6d83d2b9761de964d6e449816ccc875a6312b1718f959444c6c48a217a1a6b73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88b004cdf10217726969e44f5f304692f9f5be48187ccbeb609623c828ee3435",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2016-01-13T22:51:15Z",
    "title_canon_sha256": "71ec30898ff6dc59421f31ad9ba0b8f8949949fd5c66e0154c90bb21b9506786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03392",
    "kind": "arxiv",
    "version": 1
  }
}