Pith Number

pith:J2I3Y5Y3

pith:2012:J2I3Y5Y34WEA5E2IVNZIXT65HJ

not attested not anchored not stored refs pending

Inverses of symmetric, diagonally dominant positive matrices and applications

Andre Wibisono, Christopher J. Hillar, Shaowei Lin

arxiv:1203.6812 v2 · 2012-03-29 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2I3Y5Y34WEA5E2IVNZIXT65HJ}

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	2026-05-18T02:21:16.722026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e91bc771be5880e9348ab728bcfdd3a788b761f0eb18d93c34f4cf2ab2294c5

Aliases

arxiv: 1203.6812 · arxiv_version: 1203.6812v2 · doi: 10.48550/arxiv.1203.6812 · pith_short_12: J2I3Y5Y34WEA · pith_short_16: J2I3Y5Y34WEA5E2I · pith_short_8: J2I3Y5Y3

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/J2I3Y5Y34WEA5E2IVNZIXT65HJ \
  | 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: 4e91bc771be5880e9348ab728bcfdd3a788b761f0eb18d93c34f4cf2ab2294c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d0a562295ebaf709c5ebe96caea5f4c62e23c4c98be57658c26c4137fcb3325",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-03-29T19:26:35Z",
    "title_canon_sha256": "70b1ec99c6b713c693b6f083c3989bee6072b545510ab424ac156b43d542ec73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6812",
    "kind": "arxiv",
    "version": 2
  }
}