Pith Number

pith:BWMJIFHE

pith:2026:BWMJIFHECKLL5NLMO72NQWUW5I

not attested not anchored not stored refs pending

Tribonacci properties of identities, matrices, and determinants

Takao Komatsu, Tengfei Shen

arxiv:2605.24853 v1 · 2026-05-24 · math.NT · 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{BWMJIFHECKLL5NLMO72NQWUW5I}

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	2026-05-26T01:04:01.798640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d989414e41296beb56c77f4d85a96ea27263101f178dfc2ae2422851eedb22d

Aliases

arxiv: 2605.24853 · arxiv_version: 2605.24853v1 · doi: 10.48550/arxiv.2605.24853 · pith_short_12: BWMJIFHECKLL · pith_short_16: BWMJIFHECKLL5NLM · pith_short_8: BWMJIFHE

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/BWMJIFHECKLL5NLMO72NQWUW5I \
  | 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: 0d989414e41296beb56c77f4d85a96ea27263101f178dfc2ae2422851eedb22d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e5a21c0885922a8043943894efdad9f5721027268197cc2eff2a4bad7199312",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2026-05-24T04:14:28Z",
    "title_canon_sha256": "7559ae270a59bdced52b74e26c69f9959ae556f48ff4076ce351a55fc01bfeaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24853",
    "kind": "arxiv",
    "version": 1
  }
}