Pith Number

pith:XICNKMTZ

pith:2020:XICNKMTZC6M5HXLBUBOHMP4MNB

not attested not anchored not stored refs pending

Scalable End-to-end Recurrent Neural Network for Variable star classification

Carlos Aguirre, Fatemeh Nikzat, Ignacio Becker, Karim Pichara, M\'arcio Catelan, Pavlos Protopapas

arxiv:2002.00994 v1 · 2020-02-03 · astro-ph.IM · 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{XICNKMTZC6M5HXLBUBOHMP4MNB}

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	2026-07-05T00:40:10.518333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba04d532791799d3dd61a05c763f8c68688b16b66e323adce43b84108773052c

Aliases

arxiv: 2002.00994 · arxiv_version: 2002.00994v1 · doi: 10.48550/arxiv.2002.00994 · pith_short_12: XICNKMTZC6M5 · pith_short_16: XICNKMTZC6M5HXLB · pith_short_8: XICNKMTZ

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/XICNKMTZC6M5HXLBUBOHMP4MNB \
  | 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: ba04d532791799d3dd61a05c763f8c68688b16b66e323adce43b84108773052c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5573fc1edaff56fd377ef23333678f8b8aa7bd38dae23f385c9fc113af9125bc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-02-03T19:56:42Z",
    "title_canon_sha256": "725be34729ad19b23e0c356859a3ddc056e55c535f23a75963889f9e1086a2ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00994",
    "kind": "arxiv",
    "version": 1
  }
}