Pith Number

pith:HCFXYCIY

pith:2015:HCFXYCIYMX4LZ34B7CT5XB55WF

not attested not anchored not stored refs pending

Catalan pairs and Fishburn triples

V\'it Jel\'inek

arxiv:1501.05157 v1 · 2015-01-21 · 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{HCFXYCIYMX4LZ34B7CT5XB55WF}

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	2026-05-18T02:29:00.662459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

388b7c091865f8bcef81f8a7db87bdb16306ce1307c1a97247d0e18cf5b3f8cf

Aliases

arxiv: 1501.05157 · arxiv_version: 1501.05157v1 · doi: 10.48550/arxiv.1501.05157 · pith_short_12: HCFXYCIYMX4L · pith_short_16: HCFXYCIYMX4LZ34B · pith_short_8: HCFXYCIY

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/HCFXYCIYMX4LZ34B7CT5XB55WF \
  | 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: 388b7c091865f8bcef81f8a7db87bdb16306ce1307c1a97247d0e18cf5b3f8cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3959f4808f8b7fa3edf52e41dd8d7e9c99d4e417a39d9566dc45f2d08ff9bf1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-21T13:01:32Z",
    "title_canon_sha256": "f17a7983a7fc1298f2fd5e65841a315d1410ef762d741c7d9532d7ff817e5400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05157",
    "kind": "arxiv",
    "version": 1
  }
}