Pith Number

pith:SHPTKS2Q

pith:2017:SHPTKS2QSYZNWCZ7CFE7AEJVL6

not attested not anchored not stored refs pending

Does robustness imply tractability? A lower bound for planted clique in the semi-random model

Jacob Steinhardt

arxiv:1704.05120 v2 · 2017-04-17 · cs.CC · cs.IT · cs.LG · math.IT · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHPTKS2QSYZNWCZ7CFE7AEJVL6}

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	2026-05-18T00:06:31.072216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91df354b509632db0b3f1149f011355fa95c316a6f9a6b70721b08a3d14b8da2

Aliases

arxiv: 1704.05120 · arxiv_version: 1704.05120v2 · doi: 10.48550/arxiv.1704.05120 · pith_short_12: SHPTKS2QSYZN · pith_short_16: SHPTKS2QSYZNWCZ7 · pith_short_8: SHPTKS2Q

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/SHPTKS2QSYZNWCZ7CFE7AEJVL6 \
  | 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: 91df354b509632db0b3f1149f011355fa95c316a6f9a6b70721b08a3d14b8da2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1383a1007d786202bbe75a8d84aa05dc240981bc8c3640a6897d6f6fd0db8698",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-04-17T20:53:18Z",
    "title_canon_sha256": "fea0a30c598dcb3fb7fa3a20862d07aef97817c9677e72d50afb2aa564a8b0e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05120",
    "kind": "arxiv",
    "version": 2
  }
}