Pith Number

pith:HBDIH7OE

pith:2017:HBDIH7OEPL5D76YPMKXVZGIQL5

not attested not anchored not stored refs pending

Incremental Eigenpair Computation for Graph Laplacian Matrices: Theory and Applications

Baichuan Zhang, Mohammad Al Hasan, Pin-Yu Chen

arxiv:1801.08196 v1 · 2017-12-13 · cs.LG · cs.SI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBDIH7OEPL5D76YPMKXVZGIQL5}

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	2026-05-18T00:25:06.863979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384683fdc47afa3ffb0f62af5c99105f56a80c42104ac180089f1468b5008993

Aliases

arxiv: 1801.08196 · arxiv_version: 1801.08196v1 · doi: 10.48550/arxiv.1801.08196 · pith_short_12: HBDIH7OEPL5D · pith_short_16: HBDIH7OEPL5D76YP · pith_short_8: HBDIH7OE

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/HBDIH7OEPL5D76YPMKXVZGIQL5 \
  | 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: 384683fdc47afa3ffb0f62af5c99105f56a80c42104ac180089f1468b5008993

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4bc6d3a1c9a6f7c3ea00f3cbc849324c2fb87cac20fd6c66d678fc77fc343d",
    "cross_cats_sorted": [
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-12-13T19:04:35Z",
    "title_canon_sha256": "999c4ede19551895f241b4b697947f3052e44e09458dc671466217c916157ca3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08196",
    "kind": "arxiv",
    "version": 1
  }
}