Pith Number

pith:D4C7E65X

pith:2025:D4C7E65X3FB2BRZOYQW5VR7HDU

not attested not anchored not stored refs pending

EcoWikiRS: Learning Ecological Representation of Satellite Images from Weak Supervision with Species Observations and Wikipedia

Devis Tuia, Diego Marcos, Javiera Castillo-Navarro, Pallavi Jain, Valerie Zermatten

arxiv:2504.19742 v1 · 2025-04-28 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4C7E65X3FB2BRZOYQW5VR7HDU}

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	2026-07-05T10:55:02.283305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f05f27bb7d943a0c72ec42ddac7e71d39ca759a6053b07a83c42d135fdd9a55

Aliases

arxiv: 2504.19742 · arxiv_version: 2504.19742v1 · doi: 10.48550/arxiv.2504.19742 · pith_short_12: D4C7E65X3FB2 · pith_short_16: D4C7E65X3FB2BRZO · pith_short_8: D4C7E65X

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/D4C7E65X3FB2BRZOYQW5VR7HDU \
  | 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: 1f05f27bb7d943a0c72ec42ddac7e71d39ca759a6053b07a83c42d135fdd9a55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9eab570b2bae89945dc019bfddd197f7a49933da8010e0652c4e1b7d450aac3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-28T12:42:18Z",
    "title_canon_sha256": "2fd625825e2ada11d86f3f66d2067430e9fab8aefa4ffd85b9b73f08c7b5e424"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19742",
    "kind": "arxiv",
    "version": 1
  }
}