Pith Number

pith:AIMWATO4

pith:2019:AIMWATO4TNNFEPL32JYUS75N5H

not attested not anchored not stored refs pending

General classification of light curves using extreme boosting

Andrew Tkachenko, Chris Engelbrecht, Ian Whittingham, Refilwe Kgoadi

arxiv:1906.06628 v1 · 2019-06-15 · 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{AIMWATO4TNNFEPL32JYUS75N5H}

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	2026-05-17T23:43:13.136740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0219604ddc9b5a523d7bd271497fade9c52e6d65676715cb36dcd2f327568c6d

Aliases

arxiv: 1906.06628 · arxiv_version: 1906.06628v1 · doi: 10.48550/arxiv.1906.06628 · pith_short_12: AIMWATO4TNNF · pith_short_16: AIMWATO4TNNFEPL3 · pith_short_8: AIMWATO4

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/AIMWATO4TNNFEPL32JYUS75N5H \
  | 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: 0219604ddc9b5a523d7bd271497fade9c52e6d65676715cb36dcd2f327568c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31ac730a36441293ecb2b90e54604bf83c7ea197cbd819d9a643d42875b3c46d",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-15T23:57:44Z",
    "title_canon_sha256": "8e9913558b1c0fca1b95d80c4987ba41e5ca3a78f64e0aeeba109e7cc2bd514d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06628",
    "kind": "arxiv",
    "version": 1
  }
}