Pith Number

pith:CN7WHK6S

pith:2018:CN7WHK6S446YS2KUIY2RDQ5PNQ

not attested not anchored not stored refs pending

Generalized Eigenvectors of Isospectral Transformations,Spectral Equivalence and Reconstruction of Original Networks

Leonid Bunimovich, Longmei Shu

arxiv:1802.03410 v2 · 2018-02-09 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CN7WHK6S446YS2KUIY2RDQ5PNQ}

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	2026-05-18T00:19:47.048012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

137f63abd2e73d896954463511c3af6c0cd5af864f2c5d7fd7467cd094a3dcfa

Aliases

arxiv: 1802.03410 · arxiv_version: 1802.03410v2 · doi: 10.48550/arxiv.1802.03410 · pith_short_12: CN7WHK6S446Y · pith_short_16: CN7WHK6S446YS2KU · pith_short_8: CN7WHK6S

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/CN7WHK6S446YS2KUIY2RDQ5PNQ \
  | 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: 137f63abd2e73d896954463511c3af6c0cd5af864f2c5d7fd7467cd094a3dcfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0db2a6c8de8dd027e9774ab2c19026231f8d425756a0231f6dc4b6792dd065a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-02-09T19:02:46Z",
    "title_canon_sha256": "aabc91e0d78a4b6cb73d06785e8f60e569f8b3f4edc3f4ba9d9340be20421153"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03410",
    "kind": "arxiv",
    "version": 2
  }
}