Pith Number

pith:RKUNBVVM

pith:2011:RKUNBVVMR6CBAKXLDNF4OLYPXO

not attested not anchored not stored refs pending

On a Subposet of the Tamari Lattice

Rik Sengupta, Sebastian A. Csar, Warut Suksompong

arxiv:1108.5690 v2 · 2011-08-29 · 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{RKUNBVVMR6CBAKXLDNF4OLYPXO}

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	2026-05-17T23:39:42.574498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8aa8d0d6ac8f84102aeb1b4bc72f0fbb91403649158e598fbd7ab363d524be17

Aliases

arxiv: 1108.5690 · arxiv_version: 1108.5690v2 · doi: 10.48550/arxiv.1108.5690 · pith_short_12: RKUNBVVMR6CB · pith_short_16: RKUNBVVMR6CBAKXL · pith_short_8: RKUNBVVM

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/RKUNBVVMR6CBAKXLDNF4OLYPXO \
  | 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: 8aa8d0d6ac8f84102aeb1b4bc72f0fbb91403649158e598fbd7ab363d524be17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d455ca6506aaa39fd74289cd7af8d76d1b00a66140ce0fc86935a2629eec6c9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-08-29T18:22:13Z",
    "title_canon_sha256": "7fab0162d045ddc20d9e078365114095f730a17c3a3e0e4416c002085b48d26b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5690",
    "kind": "arxiv",
    "version": 2
  }
}