Pith Number

pith:CSSMNND4

pith:2019:CSSMNND4AGLMYQRWEOIECQLXXI

not attested not anchored not stored refs pending

Horns of subaqueous barchan dunes: A study at the grain scale

Carlos Azael Alvarez, Erick de Moraes Franklin

arxiv:1910.04671 v1 · 2019-10-10 · physics.flu-dyn · 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{CSSMNND4AGLMYQRWEOIECQLXXI}

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	2026-07-05T00:11:15.750362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14a4c6b47c0196cc42362390414177ba38958d0a5d969a3d7e434c5c71f5f84b

Aliases

arxiv: 1910.04671 · arxiv_version: 1910.04671v1 · doi: 10.48550/arxiv.1910.04671 · pith_short_12: CSSMNND4AGLM · pith_short_16: CSSMNND4AGLMYQRW · pith_short_8: CSSMNND4

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/CSSMNND4AGLMYQRWEOIECQLXXI \
  | 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: 14a4c6b47c0196cc42362390414177ba38958d0a5d969a3d7e434c5c71f5f84b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4e981bedd8005cd3208b93f0b4cc126b5a737f6ddc208df4681f78c1fdc33df",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-10-10T16:19:16Z",
    "title_canon_sha256": "6dbb791bafb9cd5b2e7cef17c11045da1627725e8d151644fcc22a1760b1317d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.04671",
    "kind": "arxiv",
    "version": 1
  }
}