Pith Number

pith:NDN3YEGQ

pith:2019:NDN3YEGQLZ7IZTRYSJOBH2WURD

not attested not anchored not stored refs pending

Predicting Solar Flares Using a Long Short-Term Memory Network

Chang Liu, Haimin Wang, Hao Liu, Jason T. L. Wang

arxiv:1905.07095 v1 · 2019-05-17 · astro-ph.SR · 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{NDN3YEGQLZ7IZTRYSJOBH2WURD}

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	2026-05-17T23:44:06.795396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68dbbc10d05e7e8cce38925c13ead488dfbbcb04e5a673b28c90f5fee2d14e03

Aliases

arxiv: 1905.07095 · arxiv_version: 1905.07095v1 · doi: 10.48550/arxiv.1905.07095 · pith_short_12: NDN3YEGQLZ7I · pith_short_16: NDN3YEGQLZ7IZTRY · pith_short_8: NDN3YEGQ

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/NDN3YEGQLZ7IZTRYSJOBH2WURD \
  | 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: 68dbbc10d05e7e8cce38925c13ead488dfbbcb04e5a673b28c90f5fee2d14e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff7468060fca05ab50fb6732504cd8c2629c459c470b6ad11bf52b27fee7c543",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-17T02:57:13Z",
    "title_canon_sha256": "5a7e7b99618f2c6fbf6ae80fc0518aa8cada6b82b201f5399eddaa5f8bb318f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07095",
    "kind": "arxiv",
    "version": 1
  }
}