Pith Number

pith:JOM7DXDK

pith:2021:JOM7DXDKZOKVOZCBKPC7YZVJ5T

not attested not anchored not stored refs pending

Noisy Labels for Weakly Supervised Gamma Hadron Classification

Katharina Morik, Lukas Pfahler, Mirko Bunse

arxiv:2108.13396 v1 · 2021-08-30 · cs.LG · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JOM7DXDKZOKVOZCBKPC7YZVJ5T}

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	2026-07-05T03:09:53.376080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b99f1dc6acb9557644153c5fc66a9eccff0473c9dd65b3fabb286c6efac7e33

Aliases

arxiv: 2108.13396 · arxiv_version: 2108.13396v1 · doi: 10.48550/arxiv.2108.13396 · pith_short_12: JOM7DXDKZOKV · pith_short_16: JOM7DXDKZOKVOZCB · pith_short_8: JOM7DXDK

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/JOM7DXDKZOKVOZCBKPC7YZVJ5T \
  | 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: 4b99f1dc6acb9557644153c5fc66a9eccff0473c9dd65b3fabb286c6efac7e33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52cd6021b2081c9365fdc1b41354603f36cc74f35725b25532ba149d3a23bb46",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-30T17:38:20Z",
    "title_canon_sha256": "deca1e9909e019967951c132a59c358fe2f3bdfc2f6d6671576fed8ec50e1084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13396",
    "kind": "arxiv",
    "version": 1
  }
}