Pith Number

pith:PFMVTMC4

pith:2014:PFMVTMC4MJHWLH463GBRNAOUWW

not attested not anchored not stored refs pending

A pattern avoidance criterion for free inversion arrangements

William Slofstra

arxiv:1409.7299 v1 · 2014-09-25 · 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{PFMVTMC4MJHWLH463GBRNAOUWW}

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	2026-05-18T02:41:58.710226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

795959b05c624f659f9ed9831681d4b5a03815d780cdc59043d1c5a86f8c70b3

Aliases

arxiv: 1409.7299 · arxiv_version: 1409.7299v1 · doi: 10.48550/arxiv.1409.7299 · pith_short_12: PFMVTMC4MJHW · pith_short_16: PFMVTMC4MJHWLH46 · pith_short_8: PFMVTMC4

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/PFMVTMC4MJHWLH463GBRNAOUWW \
  | 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: 795959b05c624f659f9ed9831681d4b5a03815d780cdc59043d1c5a86f8c70b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b21f8b9728b7ce0349f2b886e44ee831e327e1ef6015f35284cdd500e98826f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-09-25T15:34:30Z",
    "title_canon_sha256": "ce9100972fd038af4955ce49d0d6b5d7addf1a51ca5ea5c89720553f8d944109"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7299",
    "kind": "arxiv",
    "version": 1
  }
}