Pith Number

pith:2QNP6DE7

pith:2013:2QNP6DE7GEJXQ3GUL4JMGHR5XG

not attested not anchored not stored refs pending

The effects of psammophilous plants on sand dune dynamics

Golan Bel, Yosef Ashkenazy

arxiv:1308.6830 v1 · 2013-08-30 · physics.bio-ph · nlin.CD · 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{2QNP6DE7GEJXQ3GUL4JMGHR5XG}

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	2026-05-18T01:47:56.384459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41aff0c9f3113786cd45f12c31e3db99b95e3b31bc3e2c4de261780992eeb37

Aliases

arxiv: 1308.6830 · arxiv_version: 1308.6830v1 · doi: 10.48550/arxiv.1308.6830 · pith_short_12: 2QNP6DE7GEJX · pith_short_16: 2QNP6DE7GEJXQ3GU · pith_short_8: 2QNP6DE7

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/2QNP6DE7GEJXQ3GUL4JMGHR5XG \
  | 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: d41aff0c9f3113786cd45f12c31e3db99b95e3b31bc3e2c4de261780992eeb37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88aed1ab8c662d23bdd10a8163e55c34c2a1b27e2bda57371a5be0a8927ec8c0",
    "cross_cats_sorted": [
      "nlin.CD",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-08-30T19:45:13Z",
    "title_canon_sha256": "f5edbabe439c561f52877d26e1821e2371506319beff3c33326926a3e329ec5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6830",
    "kind": "arxiv",
    "version": 1
  }
}