Pith Number

pith:ID4G333X

pith:2019:ID4G333XQPMFA5FDOEMPKZR2XP

not attested not anchored not stored refs pending

Machine learning algorithms to infer trait-matching and predict species interactions in ecological networks

Alexandra-Maria Klein, Florian Hartig, Matthias Schleuning, Maximilian Pichler, Virginie Boreux

arxiv:1908.09853 v2 · 2019-08-26 · q-bio.PE · cs.LG · q-bio.QM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ID4G333XQPMFA5FDOEMPKZR2XP}

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	2026-07-05T00:16:36.397157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40f86def7783d85074a37118f5663abbff6aa720e59062402f688286680d1ac7

Aliases

arxiv: 1908.09853 · arxiv_version: 1908.09853v2 · doi: 10.48550/arxiv.1908.09853 · pith_short_12: ID4G333XQPMF · pith_short_16: ID4G333XQPMFA5FD · pith_short_8: ID4G333X

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/ID4G333XQPMFA5FDOEMPKZR2XP \
  | 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: 40f86def7783d85074a37118f5663abbff6aa720e59062402f688286680d1ac7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "371e045534a953e7d50383e727ae7662ae69b9d4cf9f160999954a3969f8228a",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-08-26T18:00:09Z",
    "title_canon_sha256": "71ca63a8edb47011bef7e1987326b340ef001295a478e9fb32ed729d292a18ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09853",
    "kind": "arxiv",
    "version": 2
  }
}