Pith Number

pith:WRZ7M7JW

pith:2018:WRZ7M7JW3QAAONBN2B2Z6IICAW

not attested not anchored not stored refs pending

Submodular Maximization with Nearly-optimal Approximation and Adaptivity in Nearly-linear Time

Alina Ene, Huy L. Nguyen

arxiv:1804.05379 v2 · 2018-04-15 · cs.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{WRZ7M7JW3QAAONBN2B2Z6IICAW}

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	2026-05-18T00:01:53.346366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b473f67d36dc0007342dd0759f210205ba8c0b3ffbf656601623407f0a9fabab

Aliases

arxiv: 1804.05379 · arxiv_version: 1804.05379v2 · doi: 10.48550/arxiv.1804.05379 · pith_short_12: WRZ7M7JW3QAA · pith_short_16: WRZ7M7JW3QAAONBN · pith_short_8: WRZ7M7JW

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/WRZ7M7JW3QAAONBN2B2Z6IICAW \
  | 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: b473f67d36dc0007342dd0759f210205ba8c0b3ffbf656601623407f0a9fabab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c86a68323f7191ad92709223d8fc15c2849a95f12df9a1eecea8f3613377e16d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-04-15T16:41:59Z",
    "title_canon_sha256": "a4e088714ed3546def32473119d9b3e2826245a7740f03f5c84899cc90dc051b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05379",
    "kind": "arxiv",
    "version": 2
  }
}