Pith Number

pith:IH3NCZHO

pith:2014:IH3NCZHOXK5NMJAUZDJM6S7TWX

not attested not anchored not stored refs pending

Sum-of-squares proofs and the quest toward optimal algorithms

Boaz Barak, David Steurer

arxiv:1404.5236 v2 · 2014-04-21 · cs.DS · cs.CC · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IH3NCZHOXK5NMJAUZDJM6S7TWX}

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.

Cited by

2 papers in Pith

Algorithms with Polynomially-Improved Approximation Factors for the $2 \rightarrow q$ Norm, and Applications

On efficient robust regression with subquadratic samples

Receipt and verification

First computed	2026-05-18T02:51:00.604850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41f6d164eebabad62414c8d2cf4bf3b5d08d3440686a7603dc6b8f37c12ebedd

Aliases

arxiv: 1404.5236 · arxiv_version: 1404.5236v2 · doi: 10.48550/arxiv.1404.5236 · pith_short_12: IH3NCZHOXK5N · pith_short_16: IH3NCZHOXK5NMJAU · pith_short_8: IH3NCZHO

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/IH3NCZHOXK5NMJAUZDJM6S7TWX \
  | 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: 41f6d164eebabad62414c8d2cf4bf3b5d08d3440686a7603dc6b8f37c12ebedd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ecaaa354b00f71a2185b93f9187a769ad532f741ec300b4ba7813de0602489a",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-04-21T16:24:13Z",
    "title_canon_sha256": "99326d7216b0407ae072f14598410e16b62ca22169e5653917b65f85d4133e99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5236",
    "kind": "arxiv",
    "version": 2
  }
}