Pith Number

pith:VA6BFVO2

pith:2026:VA6BFVO2H2JPBZDFO7GB3GAZVH

not attested not anchored not stored refs pending

Learning Augmented Exact Exponential Algorithms

Danil Sagunov, Tatiana Belova, Yuriy Dementiev

arxiv:2606.18807 v1 · 2026-06-17 · cs.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VA6BFVO2H2JPBZDFO7GB3GAZVH}

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	2026-06-19T16:11:48.078651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a83c12d5da3e92f0e46577cc1d9819a9e08c13b8af5f42c9a86cb6e528ff382a

Aliases

arxiv: 2606.18807 · arxiv_version: 2606.18807v1 · doi: 10.48550/arxiv.2606.18807 · pith_short_12: VA6BFVO2H2JP · pith_short_16: VA6BFVO2H2JPBZDF · pith_short_8: VA6BFVO2

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/VA6BFVO2H2JPBZDFO7GB3GAZVH \
  | 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: a83c12d5da3e92f0e46577cc1d9819a9e08c13b8af5f42c9a86cb6e528ff382a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c0b2f6049f2822a400767566db5e8884ac03ebed14a39d5d8e0a7701f709955",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-06-17T08:23:42Z",
    "title_canon_sha256": "46605919ac51d7777da02b15b5a5dc0083bb3c94052691adbdfd1be066712fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18807",
    "kind": "arxiv",
    "version": 1
  }
}