Pith Number

pith:CG5TS4AY

pith:2019:CG5TS4AYUC45IFRDVPHRKIL3ME

not attested not anchored not stored refs pending

Spectral partitioning of time-varying networks with unobserved edges

Hoi-To Wai, Michael T. Schaub, Santiago Segarra

arxiv:1904.11930 v1 · 2019-04-26 · cs.SI · cs.SY · physics.soc-ph · 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{CG5TS4AYUC45IFRDVPHRKIL3ME}

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	2026-05-17T23:47:40.588680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11bb397018a0b9d41623abcf15217b612125f6b23331c258679ed44c56e373eb

Aliases

arxiv: 1904.11930 · arxiv_version: 1904.11930v1 · doi: 10.48550/arxiv.1904.11930 · pith_short_12: CG5TS4AYUC45 · pith_short_16: CG5TS4AYUC45IFRD · pith_short_8: CG5TS4AY

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/CG5TS4AYUC45IFRDVPHRKIL3ME \
  | 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: 11bb397018a0b9d41623abcf15217b612125f6b23331c258679ed44c56e373eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2abc219c091d988393b5315aa2d145530f6e819faf3a3927e6e3bc6cbd273e",
    "cross_cats_sorted": [
      "cs.SY",
      "physics.soc-ph",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-04-26T16:57:52Z",
    "title_canon_sha256": "23da9ebabcb18bbd8ffd99c8bd5135898679c7adf78a33f2318d449881ca049c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11930",
    "kind": "arxiv",
    "version": 1
  }
}