Pith Number

pith:ERLEPUA3

pith:2014:ERLEPUA3Q3GWDFGOGKOMDDBOFW

not attested not anchored not stored refs pending

Computing the determinant of a matrix with polynomial entries by approximation

Tuo Leng, Xiaolin Qin, Yong Feng, Zhi Sun

arxiv:1408.5879 v2 · 2014-08-25 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERLEPUA3Q3GWDFGOGKOMDDBOFW}

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	2026-05-18T02:19:01.011843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

245647d01b86cd6194ce329cc18c2e2db4e92bbabf89bc6edd8cd135395b2a90

Aliases

arxiv: 1408.5879 · arxiv_version: 1408.5879v2 · doi: 10.48550/arxiv.1408.5879 · pith_short_12: ERLEPUA3Q3GW · pith_short_16: ERLEPUA3Q3GWDFGO · pith_short_8: ERLEPUA3

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/ERLEPUA3Q3GWDFGOGKOMDDBOFW \
  | 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: 245647d01b86cd6194ce329cc18c2e2db4e92bbabf89bc6edd8cd135395b2a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9176937953a5afb8f367576386be180659aa4edbc2bb32b00539863f6a9028db",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2014-08-25T19:45:05Z",
    "title_canon_sha256": "03dbd776f62b4957abe61a1a7ec0326f9f2154a8dcb62ae8962799c112ceb2de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5879",
    "kind": "arxiv",
    "version": 2
  }
}