Pith Number

pith:NJ4VCDTT

pith:2023:NJ4VCDTTXACXBAVZZDUQNCPNP2

not attested not anchored not stored refs pending

A type $B$ analog of Ish arrangement

Shuhei Tsujie, Tan Nhat Tran

arxiv:2304.12022 v1 · 2023-04-24 · 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{NJ4VCDTTXACXBAVZZDUQNCPNP2}

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	2026-07-05T06:03:39.704863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a79510e73b8057082b9c8e90689ed7e9e0907485bab6f2e9796c8e7dcdffd81

Aliases

arxiv: 2304.12022 · arxiv_version: 2304.12022v1 · doi: 10.48550/arxiv.2304.12022 · pith_short_12: NJ4VCDTTXACX · pith_short_16: NJ4VCDTTXACXBAVZ · pith_short_8: NJ4VCDTT

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/NJ4VCDTTXACXBAVZZDUQNCPNP2 \
  | 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: 6a79510e73b8057082b9c8e90689ed7e9e0907485bab6f2e9796c8e7dcdffd81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c625da564e2f4a6524940d8d88a4f02957d9181e3ec2b47d515ce2221d3f14ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-04-24T11:42:46Z",
    "title_canon_sha256": "eb5b8cede35a957a09232dc3583f3787096b0194afcc6cbdb319aff6a4a90242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.12022",
    "kind": "arxiv",
    "version": 1
  }
}