Pith Number

pith:2T6CWVM5

pith:2014:2T6CWVM55MKHGXX2HG24WAOEM2

not attested not anchored not stored refs pending

Learning to Discover Efficient Mathematical Identities

Karol Kurach, Rob Fergus, Wojciech Zaremba

arxiv:1406.1584 v3 · 2014-06-06 · 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{2T6CWVM55MKHGXX2HG24WAOEM2}

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	2026-05-18T02:38:29.509724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4fc2b559deb14735efa39b5cb01c466bc5f8fd789f72e89b6650e2d91b37b99

Aliases

arxiv: 1406.1584 · arxiv_version: 1406.1584v3 · doi: 10.48550/arxiv.1406.1584 · pith_short_12: 2T6CWVM55MKH · pith_short_16: 2T6CWVM55MKHGXX2 · pith_short_8: 2T6CWVM5

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/2T6CWVM55MKHGXX2HG24WAOEM2 \
  | 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: d4fc2b559deb14735efa39b5cb01c466bc5f8fd789f72e89b6650e2d91b37b99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aea8979682a963d36e5356c8458387f8d7c1406f89da45f725136f6cde3781e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-06-06T05:28:48Z",
    "title_canon_sha256": "82313a0747f0aec605e93492f804bdf724d7c992cf1cc57546f3a32b601724a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1584",
    "kind": "arxiv",
    "version": 3
  }
}