Pith Number

pith:NSYYSAZ2

pith:2013:NSYYSAZ2NLQP7IUAXMNVZJCFRD

not attested not anchored not stored refs pending

Strong interaction between plants induces circular barren patches: fairy circles

C. Fernandez-Oto, D. Escaff, M.G. Clerc, M. Tlidi

arxiv:1306.4848 v1 · 2013-06-20 · nlin.PS · nlin.AO · 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{NSYYSAZ2NLQP7IUAXMNVZJCFRD}

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	2026-05-18T01:49:14.414694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cb189033a6ae0ffa280bb1b5ca44588c1eed1a556d69aa5c1db801f81a0c528

Aliases

arxiv: 1306.4848 · arxiv_version: 1306.4848v1 · doi: 10.48550/arxiv.1306.4848 · pith_short_12: NSYYSAZ2NLQP · pith_short_16: NSYYSAZ2NLQP7IUA · pith_short_8: NSYYSAZ2

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/NSYYSAZ2NLQP7IUAXMNVZJCFRD \
  | 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: 6cb189033a6ae0ffa280bb1b5ca44588c1eed1a556d69aa5c1db801f81a0c528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcdf379ba61363bc46ad62ab1227417add37e8bd881cb4e86c16f5d30b25d035",
    "cross_cats_sorted": [
      "nlin.AO",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2013-06-20T12:26:48Z",
    "title_canon_sha256": "1e473ca52d864e19db5c04180c852a08b7eb46c837b41d5de5b5718ff444cf38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4848",
    "kind": "arxiv",
    "version": 1
  }
}