Pith Number

pith:NPQ4ANU2

pith:2017:NPQ4ANU2D2MQS5GRMIDWGMPQSM

not attested not anchored not stored refs pending

Exploring Outliers in Crowdsourced Ranking for QoE

Chendi Huang, Jiechao Xiong, Ming Yan, Qianqian Xu, Qingming Huang, Yuan Yao

arxiv:1707.07539 v1 · 2017-07-18 · stat.ML · 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{NPQ4ANU2D2MQS5GRMIDWGMPQSM}

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	2026-05-18T00:39:41.932692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be1c0369a1e990974d162076331f093249196f1c0ecd7c049072c574017d223

Aliases

arxiv: 1707.07539 · arxiv_version: 1707.07539v1 · doi: 10.48550/arxiv.1707.07539 · pith_short_12: NPQ4ANU2D2MQ · pith_short_16: NPQ4ANU2D2MQS5GR · pith_short_8: NPQ4ANU2

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/NPQ4ANU2D2MQS5GRMIDWGMPQSM \
  | 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: 6be1c0369a1e990974d162076331f093249196f1c0ecd7c049072c574017d223

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abd34905d8c08d5d4b50539148a93ef38f250d4cd78a129f106934b4a4a365b3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-07-18T10:34:13Z",
    "title_canon_sha256": "dc0eba58e6c275491ca434fbb4d62b948908a9175ad877af0d79c31949ff6b26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07539",
    "kind": "arxiv",
    "version": 1
  }
}