Pith Number

pith:CEMADQ4A

pith:2019:CEMADQ4AEDGYRLLDIDUZG2KJ5Q

not attested not anchored not stored refs pending

Separators - a new statistic for permutations

Eli Bagno, Estrella Eisenberg, Moriah Sigron, Shulamit Reches

arxiv:1905.12364 v1 · 2019-05-29 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEMADQ4AEDGYRLLDIDUZG2KJ5Q}

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	2026-05-17T23:44:44.557323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

111801c38020cd88ad6340e9936949ec2d912c47d1828e98d211773c1f79986a

Aliases

arxiv: 1905.12364 · arxiv_version: 1905.12364v1 · doi: 10.48550/arxiv.1905.12364 · pith_short_12: CEMADQ4AEDGY · pith_short_16: CEMADQ4AEDGYRLLD · pith_short_8: CEMADQ4A

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/CEMADQ4AEDGYRLLDIDUZG2KJ5Q \
  | 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: 111801c38020cd88ad6340e9936949ec2d912c47d1828e98d211773c1f79986a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d74eebdc37317932d29858c319bffede767bca750fb3253b74cd42b9edab1bec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-05-29T12:10:49Z",
    "title_canon_sha256": "501b7dfc6c5427a684525bc2fb182494564992614172aef049ac147b9b1cbb2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12364",
    "kind": "arxiv",
    "version": 1
  }
}