Pith Number

pith:GI6IL3ED

pith:2014:GI6IL3EDZIB3NIY2V7FVONTJVQ

not attested not anchored not stored refs pending

No-Free-Lunch Theorems in the continuum

Alessandro Berti, Aureli Alabert, Marco Ferrante, Ricard Caballero

arxiv:1409.2175 v2 · 2014-09-07 · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GI6IL3EDZIB3NIY2V7FVONTJVQ}

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	2026-05-18T02:39:56.811492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

323c85ec83ca03b6a31aafcb573669ac3002eb86675cab120b0c888305764a76

Aliases

arxiv: 1409.2175 · arxiv_version: 1409.2175v2 · doi: 10.48550/arxiv.1409.2175 · pith_short_12: GI6IL3EDZIB3 · pith_short_16: GI6IL3EDZIB3NIY2 · pith_short_8: GI6IL3ED

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/GI6IL3EDZIB3NIY2V7FVONTJVQ \
  | 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: 323c85ec83ca03b6a31aafcb573669ac3002eb86675cab120b0c888305764a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a914d856e69fc5a0065ac5facca3d69c3dafe58b070c8bb2336c4e382f9a8997",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-09-07T23:47:03Z",
    "title_canon_sha256": "7e9e849577fc40e0b374f23583a7620018eb0e45e4d9743050923437ef9f845a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2175",
    "kind": "arxiv",
    "version": 2
  }
}