Pith Number

pith:335QDETY

pith:2008:335QDETYZO5FA7HOTEOZOJDZ5N

not attested not anchored not stored refs pending

Cavity approach to the spectral density of non-Hermitian sparse matrices

Isaac Perez Castillo, Tim Rogers

arxiv:0810.0991 v2 · 2008-10-06 · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{335QDETYZO5FA7HOTEOZOJDZ5N}

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	2026-07-04T17:13:05.582237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

defb019278cbba507cee991d972479eb40fe62fb3d2e81c5554405d3d11a36f5

Aliases

arxiv: 0810.0991 · arxiv_version: 0810.0991v2 · doi: 10.48550/arxiv.0810.0991 · pith_short_12: 335QDETYZO5F · pith_short_16: 335QDETYZO5FA7HO · pith_short_8: 335QDETY

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/335QDETYZO5FA7HOTEOZOJDZ5N \
  | 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: defb019278cbba507cee991d972479eb40fe62fb3d2e81c5554405d3d11a36f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5f097f6a0a76e7c90a37ed05e1c48883733d9d4def1918942d8aedc5c6b6d6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2008-10-06T15:48:30Z",
    "title_canon_sha256": "52a068625565320146f08a85412da80728779992a9c07ca9914f324a34e9ea31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0991",
    "kind": "arxiv",
    "version": 2
  }
}