Pith Number

pith:64R5SDML

pith:2024:64R5SDMLKY6V2UDW73EMBATDT3

not attested not anchored not stored refs pending

Barchan-barchan dune repulsion investigated at the grain scale

Carlos Azael Alvarez, Erick de Moraes Franklin, Nicolao Cerqueira Lima, Willian Righi Assis

arxiv:2408.07604 v1 · 2024-08-14 · physics.flu-dyn · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64R5SDMLKY6V2UDW73EMBATDT3}

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	2026-07-05T08:55:27.677971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f723d90d8b563d5d5076fec8c082639ee540f35e42f9aa79b80abfc42a8027e0

Aliases

arxiv: 2408.07604 · arxiv_version: 2408.07604v1 · doi: 10.48550/arxiv.2408.07604 · pith_short_12: 64R5SDMLKY6V · pith_short_16: 64R5SDMLKY6V2UDW · pith_short_8: 64R5SDML

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/64R5SDMLKY6V2UDW73EMBATDT3 \
  | 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: f723d90d8b563d5d5076fec8c082639ee540f35e42f9aa79b80abfc42a8027e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "244653465d9e685d789ef915069430ad069ff23298b5458012404e27fd6813b8",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2024-08-14T15:09:00Z",
    "title_canon_sha256": "9f9d1fe30b5aaac648f5da097613356c1dfcec9deb4f2cfadc99cc433be769ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.07604",
    "kind": "arxiv",
    "version": 1
  }
}