Pith Number

pith:X2NDNFT2

pith:2015:X2NDNFT2DE2ABXNN53S65XBDH6

not attested not anchored not stored refs pending

Spectral Sparsification of Random-Walk Matrix Polynomials

Dehua Cheng, Richard Peng, Shang-Hua Teng, Yan Liu, Yu Cheng

arxiv:1502.03496 v1 · 2015-02-12 · cs.DS · cs.DM · 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{X2NDNFT2DE2ABXNN53S65XBDH6}

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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.

Cited by

1 paper in Pith

NetSMF: Large-Scale Network Embedding as Sparse Matrix Factorization

Receipt and verification

First computed	2026-05-18T02:27:17.763561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be9a36967a193400ddadeee5eedc233fbccabecc6919069ae47c204279a747bf

Aliases

arxiv: 1502.03496 · arxiv_version: 1502.03496v1 · doi: 10.48550/arxiv.1502.03496 · pith_short_12: X2NDNFT2DE2A · pith_short_16: X2NDNFT2DE2ABXNN · pith_short_8: X2NDNFT2

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/X2NDNFT2DE2ABXNN53S65XBDH6 \
  | 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: be9a36967a193400ddadeee5eedc233fbccabecc6919069ae47c204279a747bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "341ad0a7f7d0ca5091f6e8f5ec633d8d8cd123a5a21f03bd1038b2dfefd46f6b",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.LG",
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-02-12T00:25:32Z",
    "title_canon_sha256": "1f9d22b2541e3fe4a4352ae558a50565b4165a0efac45fffea27e0888df5db5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03496",
    "kind": "arxiv",
    "version": 1
  }
}