Pith Number

pith:FUW2TWEG

pith:2021:FUW2TWEG7OEY5MUGU6FWBI4ZY4

not attested not anchored not stored refs pending

Deep Transfer Learning for Classification of Variable Sources

Coryn A.L. Bailer-Jones, Dae-Won Kim, Doyeob Yeo, Giyoung Lee

arxiv:2106.00187 v1 · 2021-06-01 · 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{FUW2TWEG7OEY5MUGU6FWBI4ZY4}

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	2026-07-05T03:12:06.543790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d2da9d886fb898eb286a78b60a399c735bae18b725cfb35d609749ad97451ac

Aliases

arxiv: 2106.00187 · arxiv_version: 2106.00187v1 · doi: 10.48550/arxiv.2106.00187 · pith_short_12: FUW2TWEG7OEY · pith_short_16: FUW2TWEG7OEY5MUG · pith_short_8: FUW2TWEG

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/FUW2TWEG7OEY5MUGU6FWBI4ZY4 \
  | 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: 2d2da9d886fb898eb286a78b60a399c735bae18b725cfb35d609749ad97451ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11d29ff6d626a0d596016073f9cde2f97e279df2cad94fc291fca9028d1d48fc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-06-01T02:31:02Z",
    "title_canon_sha256": "c0ee0aa8227988525c9f530ade8268a3452a2c967de3b54b913a31965c7371a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00187",
    "kind": "arxiv",
    "version": 1
  }
}