Pith Number

pith:7ZLEXBA4

pith:2019:7ZLEXBA4C2V5EUPKP2Q2L7AWQJ

not attested not anchored not stored refs pending

Investigation of X-ray timing and spectral properties of ESO 243-49 HLX-1 with long-term Swift Monitoring

Albert K. H. Kong, Chin-Ping Hu, David Chien-Chang Yen, Jumpei Takata, Kwan-Lok Li, Kyujin Kwak, Lupin Chun-Che Lin, Young-Min Kim

arxiv:1911.13107 v1 · 2019-11-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZLEXBA4C2V5EUPKP2Q2L7AWQJ}

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.

Cited by

1 paper in Pith

Effectiveness of Stacks in the Stacked Hilbert-Huang Transform

Receipt and verification

First computed	2026-07-05T00:31:34.446012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe564b841c16abd251ea7ea1a5fc16825247448149bdd267e0516b9488d18ddd

Aliases

arxiv: 1911.13107 · arxiv_version: 1911.13107v1 · doi: 10.48550/arxiv.1911.13107 · pith_short_12: 7ZLEXBA4C2V5 · pith_short_16: 7ZLEXBA4C2V5EUPK · pith_short_8: 7ZLEXBA4

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/7ZLEXBA4C2V5EUPKP2Q2L7AWQJ \
  | 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: fe564b841c16abd251ea7ea1a5fc16825247448149bdd267e0516b9488d18ddd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c395d41b7eb7f0214153b3b62bfcfb4c6e0b77f561079b5db03a277a48ddcf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-11-29T13:51:02Z",
    "title_canon_sha256": "2cc4fab1732a11ea9a2b7d26ad2b0d13c37ae47b740bf073ef4e202b5ce50b25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.13107",
    "kind": "arxiv",
    "version": 1
  }
}