Pith Number

pith:2J4N245T

pith:2015:2J4N245T4JJKM56VZOSHWF3WPN

not attested not anchored not stored refs pending

Algorithms and Properties for Positive Symmetrizable Matrices

Diane Castonguay, Elis\^angela Silva Dias, Mitre Costa Dourado

arxiv:1503.03468 v1 · 2015-03-11 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2J4N245T4JJKM56VZOSHWF3WPN}

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	2026-05-18T02:24:58.838245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d278dd73b3e252a677d5cba47b17767b6f4b6c28485a81e6d3c8f7d89a358e27

Aliases

arxiv: 1503.03468 · arxiv_version: 1503.03468v1 · doi: 10.48550/arxiv.1503.03468 · pith_short_12: 2J4N245T4JJK · pith_short_16: 2J4N245T4JJKM56V · pith_short_8: 2J4N245T

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/2J4N245T4JJKM56VZOSHWF3WPN \
  | 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: d278dd73b3e252a677d5cba47b17767b6f4b6c28485a81e6d3c8f7d89a358e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c0b766804383d1fa9156fcad3255216554753053e56906fb1d2e139edda9634",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-03-11T19:53:26Z",
    "title_canon_sha256": "ef3156421a48f68750390362b33a999dd1d5e13be483339e837e78e143806610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03468",
    "kind": "arxiv",
    "version": 1
  }
}