Pith Number

pith:UJR5QS32

pith:2018:UJR5QS32ILYPVR2W2H3YRKEFRD

not attested not anchored not stored refs pending

Nonparametric semisupervised classification for signal detection in high energy physics

Alessandro Casa, Giovanna Menardi

arxiv:1809.02977 v2 · 2018-09-09 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJR5QS32ILYPVR2W2H3YRKEFRD}

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	2026-05-17T23:44:43.040532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a263d84b7a42f0fac756d1f788a88588d278b324a42e24066b0524042e95884c

Aliases

arxiv: 1809.02977 · arxiv_version: 1809.02977v2 · doi: 10.48550/arxiv.1809.02977 · pith_short_12: UJR5QS32ILYP · pith_short_16: UJR5QS32ILYPVR2W · pith_short_8: UJR5QS32

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/UJR5QS32ILYPVR2W2H3YRKEFRD \
  | 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: a263d84b7a42f0fac756d1f788a88588d278b324a42e24066b0524042e95884c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143425c5bc8af3587300bb435235e745c4237b3d11e4a02a0f8b703cc1007cec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-09-09T14:10:17Z",
    "title_canon_sha256": "7c1724c64a439252eea3b32d009660203bd3ef3e2862cc261935a8eb6f36ba0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02977",
    "kind": "arxiv",
    "version": 2
  }
}