Pith Number

pith:4TMV2NYQ

pith:2018:4TMV2NYQW3HY6E4LD3VE7X53FC

not attested not anchored not stored refs pending

Plant species accumulation curves are determined by evenness and spatial aggregation in drylands worldwide

Eli Zaady, Fernando T. Maestre, Hugo Saiz, Niv DeMalach

arxiv:1802.09425 v1 · 2018-02-26 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TMV2NYQW3HY6E4LD3VE7X53FC}

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	2026-05-18T00:22:33.730561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d95d3710b6cf8f138b1eea4fdfbb289e562a277764cecad930563d5d0c96a8

Aliases

arxiv: 1802.09425 · arxiv_version: 1802.09425v1 · doi: 10.48550/arxiv.1802.09425 · pith_short_12: 4TMV2NYQW3HY · pith_short_16: 4TMV2NYQW3HY6E4L · pith_short_8: 4TMV2NYQ

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/4TMV2NYQW3HY6E4LD3VE7X53FC \
  | 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: e4d95d3710b6cf8f138b1eea4fdfbb289e562a277764cecad930563d5d0c96a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0e11e77bd4bace5a647044071cc3c69ecabc765f4a7f3b564021d8ea559ec86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2018-02-26T16:12:25Z",
    "title_canon_sha256": "08783a1a169c4a44eb6ef3294d3cc63459ea40338b1267723aedc7ec52560310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09425",
    "kind": "arxiv",
    "version": 1
  }
}