Pith Number

pith:ICNG2DBH

pith:2015:ICNG2DBHXOS3BA75ZNX642RGQ5

not attested not anchored not stored refs pending

A Fast Heuristic Algorithm for Redundancy Removal

Elena Dubrova, Maxim Teslenko

arxiv:1503.06632 v1 · 2015-03-23 · 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{ICNG2DBHXOS3BA75ZNX642RGQ5}

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	2026-05-18T02:20:37.754253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

409a6d0c27bba5b083fdcb6fee6a268761c0e449d493d5792dc0e8e99ce4a6a2

Aliases

arxiv: 1503.06632 · arxiv_version: 1503.06632v1 · doi: 10.48550/arxiv.1503.06632 · pith_short_12: ICNG2DBHXOS3 · pith_short_16: ICNG2DBHXOS3BA75 · pith_short_8: ICNG2DBH

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/ICNG2DBHXOS3BA75ZNX642RGQ5 \
  | 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: 409a6d0c27bba5b083fdcb6fee6a268761c0e449d493d5792dc0e8e99ce4a6a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5195bd4691cab3b3afc101852582f92c8cfb425d0a41e00b30fb46e577451de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-03-23T13:25:18Z",
    "title_canon_sha256": "9af63d6095b47799e5fb6270994c5a16f8687d448b037950cc07e2ecd90ab337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06632",
    "kind": "arxiv",
    "version": 1
  }
}