Pith Number

pith:IELIEUI5

pith:2009:IELIEUI57MSP6J3CV4RF7J7NLD

not attested not anchored not stored refs pending

Implicit inequality constraints in a binary tree model

Jim Q. Smith, Piotr Zwiernik

arxiv:0904.1980 v6 · 2009-04-13 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IELIEUI57MSP6J3CV4RF7J7NLD}

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	2026-05-18T04:10:47.270140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

411682511dfb24ff2762af225fa7ed58dc68cab49f4f64c15273b9d446da62f0

Aliases

arxiv: 0904.1980 · arxiv_version: 0904.1980v6 · doi: 10.48550/arxiv.0904.1980 · pith_short_12: IELIEUI57MSP · pith_short_16: IELIEUI57MSP6J3C · pith_short_8: IELIEUI5

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/IELIEUI57MSP6J3CV4RF7J7NLD \
  | 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: 411682511dfb24ff2762af225fa7ed58dc68cab49f4f64c15273b9d446da62f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1eedf74e8557b56510819dd7ed5d77aec8de5ad804c389c2321cb0468122194",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2009-04-13T18:38:46Z",
    "title_canon_sha256": "49c20499d3803d2b3ef0105c8b49855ceedbc4c89a817483b3773f52c3327c92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1980",
    "kind": "arxiv",
    "version": 6
  }
}