Pith Number

pith:GWDFQSR4

pith:2025:GWDFQSR4WVS6TORV3VXBGXL6LA

not attested not anchored not stored refs pending

Toward Optimal ANC: Establishing Mutual Information Lower Bound

Eliya Nachmani, Fran\c{c}ois Derrida, Shahar Lutati

arxiv:2505.17877 v1 · 2025-05-23 · cs.IT · cs.AI · cs.LG · cs.SD · eess.AS · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GWDFQSR4WVS6TORV3VXBGXL6LA}

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	2026-07-05T11:08:33.237809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3586584a3cb565e9ba35dd6e135d7e5804cb0849be91a5b570b9056759e68e90

Aliases

arxiv: 2505.17877 · arxiv_version: 2505.17877v1 · doi: 10.48550/arxiv.2505.17877 · pith_short_12: GWDFQSR4WVS6 · pith_short_16: GWDFQSR4WVS6TORV · pith_short_8: GWDFQSR4

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/GWDFQSR4WVS6TORV3VXBGXL6LA \
  | 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: 3586584a3cb565e9ba35dd6e135d7e5804cb0849be91a5b570b9056759e68e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abd18fbb66c00e99197ddc93b45f27d708e58038fed0db5851d3de9fbf98294c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "cs.SD",
      "eess.AS",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-05-23T13:27:35Z",
    "title_canon_sha256": "3a22261c8faf979bf54d204e6f5895880922f6226c7396465682c9fd2588a4de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17877",
    "kind": "arxiv",
    "version": 1
  }
}