Pith Number

pith:AIFLI4H5

pith:2017:AIFLI4H5Q3TMCXBETPJ2PSXOGI

not attested not anchored not stored refs pending

Subsets of posets minimising the number of chains

Wojciech Samotij

arxiv:1708.02436 v1 · 2017-08-08 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AIFLI4H5Q3TMCXBETPJ2PSXOGI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:38:24.276824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

020ab470fd86e6c15c249bd3a7caee323a6801f5fa186b728040e286978d1a4f

Aliases

arxiv: 1708.02436 · arxiv_version: 1708.02436v1 · doi: 10.48550/arxiv.1708.02436 · pith_short_12: AIFLI4H5Q3TM · pith_short_16: AIFLI4H5Q3TMCXBE · pith_short_8: AIFLI4H5

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/AIFLI4H5Q3TMCXBETPJ2PSXOGI \
  | 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: 020ab470fd86e6c15c249bd3a7caee323a6801f5fa186b728040e286978d1a4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d99bbc55eff25cc2fc74f0f36e68da6e4de37a221a21bab1171a7f44f9cfdbd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-08-08T10:09:42Z",
    "title_canon_sha256": "1ece5fb9da49a0e095b16c53de269514bb7d3f24419ba9aa20bd632b3098b467"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02436",
    "kind": "arxiv",
    "version": 1
  }
}