Pith Number

pith:XFBRHUJT

pith:2019:XFBRHUJTZ2IDZXYCSBW5B2VXJ4

not attested not anchored not stored refs pending

Identification of Stellar Flares Using Differential Evolution Template Optimization

Adam F. Kowalski, David L. Shupe, Eric C. Bellm, John P. Wisniewski, Kellen D. Lawson

arxiv:1903.03240 v2 · 2019-03-08 · astro-ph.SR · 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{XFBRHUJTZ2IDZXYCSBW5B2VXJ4}

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	2026-07-05T00:01:44.009275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b94313d133ce903cdf02906dd0eab74f104a73d84e8b104e6359f7d4a1da2ccb

Aliases

arxiv: 1903.03240 · arxiv_version: 1903.03240v2 · doi: 10.48550/arxiv.1903.03240 · pith_short_12: XFBRHUJTZ2ID · pith_short_16: XFBRHUJTZ2IDZXYC · pith_short_8: XFBRHUJT

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/XFBRHUJTZ2IDZXYCSBW5B2VXJ4 \
  | 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: b94313d133ce903cdf02906dd0eab74f104a73d84e8b104e6359f7d4a1da2ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a8386c0c82843b79d573e324a9c7b640e6ace44f168a51fecc0ea3e06e49ebc",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-08T01:38:04Z",
    "title_canon_sha256": "d09b6c582f04e091f99e16fd57096ebb0f00dda3e68881b97fe5f164ceff0e20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03240",
    "kind": "arxiv",
    "version": 2
  }
}