Pith Number

pith:LFWWRSFQ

pith:2015:LFWWRSFQYACLCQEUNPI5N2HKKQ

not attested not anchored not stored refs pending

Apportionment methods

Alice C. Niemeyer, Horst F. Niemeyer

arxiv:1510.07528 v1 · 2015-10-23 · 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{LFWWRSFQYACLCQEUNPI5N2HKKQ}

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	2026-05-18T01:29:13.920567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

596d68c8b0c004b140946bd1d6e8ea543523f211d2a73f144cb962cde52c8efa

Aliases

arxiv: 1510.07528 · arxiv_version: 1510.07528v1 · doi: 10.48550/arxiv.1510.07528 · pith_short_12: LFWWRSFQYACL · pith_short_16: LFWWRSFQYACLCQEU · pith_short_8: LFWWRSFQ

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/LFWWRSFQYACLCQEUNPI5N2HKKQ \
  | 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: 596d68c8b0c004b140946bd1d6e8ea543523f211d2a73f144cb962cde52c8efa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ec0bf805ab46dfd04b27c55c733e1e1367439d4b33a72ae9e76f6c82672cfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2015-10-23T08:31:40Z",
    "title_canon_sha256": "2486de6e16c629de46734f1d2e109d3a0ae24f850848a61a9bf69f6da5f253f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07528",
    "kind": "arxiv",
    "version": 1
  }
}