Pith Number

pith:GBB7763L

pith:2008:GBB7763LW3E4D2SWQL4CMEJD2N

not attested not anchored not stored refs pending

Grain size dependence of barchan dune dynamics

C. Groh, C. Kruelle, I. Rehberg, N. Aksel

arxiv:0811.4729 v1 · 2008-11-28 · nlin.PS · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBB7763LW3E4D2SWQL4CMEJD2N}

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	2026-05-18T02:15:12.671493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3043fffb6bb6c9c1ea5682f8261123d35250dc39e7169f8d0e0648a1618eca90

Aliases

arxiv: 0811.4729 · arxiv_version: 0811.4729v1 · doi: 10.48550/arxiv.0811.4729 · pith_short_12: GBB7763LW3E4 · pith_short_16: GBB7763LW3E4D2SW · pith_short_8: GBB7763L

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/GBB7763LW3E4D2SWQL4CMEJD2N \
  | 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: 3043fffb6bb6c9c1ea5682f8261123d35250dc39e7169f8d0e0648a1618eca90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d69eef05b4227ffd1bf0712bdb01ed3a9a1d7e8b5d68abee42615d04b71c48e8",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2008-11-28T15:50:17Z",
    "title_canon_sha256": "bd9d9278ce412baade5e98ceb2a10ed8dc81fa38f8c973073a583bb72aa71e9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.4729",
    "kind": "arxiv",
    "version": 1
  }
}