Pith Number

pith:SPNSOKOE

pith:2018:SPNSOKOEM42H7YNKXSLVGGEWCR

not attested not anchored not stored refs pending

Distribution-free Junta Testing

Jinyu Xie, Rocco A. Servedio, Xi Chen, Ying Sheng, Zhengyang Liu

arxiv:1802.04859 v1 · 2018-02-13 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPNSOKOEM42H7YNKXSLVGGEWCR}

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	2026-05-18T00:23:22.412671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93db2729c467347fe1aabc97531896145a623748910350ff4f9c95516fc006e6

Aliases

arxiv: 1802.04859 · arxiv_version: 1802.04859v1 · doi: 10.48550/arxiv.1802.04859 · pith_short_12: SPNSOKOEM42H · pith_short_16: SPNSOKOEM42H7YNK · pith_short_8: SPNSOKOE

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/SPNSOKOEM42H7YNKXSLVGGEWCR \
  | 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: 93db2729c467347fe1aabc97531896145a623748910350ff4f9c95516fc006e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af0563adf38589827901fe589c184f4a37329904c68b26aaf9cfebd4fad28fb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-02-13T21:17:54Z",
    "title_canon_sha256": "0e44e64bf80c77e15eb0ff52f212d01e042427f6d476ed902271c8482c011df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04859",
    "kind": "arxiv",
    "version": 1
  }
}