Pith Number

pith:HYIV5YQK

pith:2013:HYIV5YQKSAQKDYD7UUWBHOUIGK

not attested not anchored not stored refs pending

A hybrid bat algorithm

Du\v{s}an Fister, Iztok Fister Jr., Xin-She Yang

arxiv:1303.6310 v3 · 2013-03-25 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYIV5YQKSAQKDYD7UUWBHOUIGK}

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	2026-05-18T03:21:45.145590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e115ee20a9020a1e07fa52c13ba8832b473636b9f5cf62692e5bed0df6267af

Aliases

arxiv: 1303.6310 · arxiv_version: 1303.6310v3 · doi: 10.48550/arxiv.1303.6310 · pith_short_12: HYIV5YQKSAQK · pith_short_16: HYIV5YQKSAQKDYD7 · pith_short_8: HYIV5YQK

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/HYIV5YQKSAQKDYD7UUWBHOUIGK \
  | 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: 3e115ee20a9020a1e07fa52c13ba8832b473636b9f5cf62692e5bed0df6267af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd958b3dc28e05fd25b0b53b526ecb7b77dde8dddf92a194b37b5022dc712eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2013-03-25T20:53:09Z",
    "title_canon_sha256": "2183b794af71a24df9f8aa57cd8ea7929d0d6e6ea92987fcdf2d086a805ac7ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6310",
    "kind": "arxiv",
    "version": 3
  }
}