Pith Number

pith:U3MCAHT5

pith:2014:U3MCAHT5AKBGUV7EPMVTHA4GAH

not attested not anchored not stored refs pending

Remarks on geometric properties of SQG sharp fronts and $\alpha$-patches

Alberto Mart\'in Zamora, Angel Castro, Diego C\'ordoba, Javier G\'omez-Serrano

arxiv:1401.5376 v2 · 2014-01-21 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3MCAHT5AKBGUV7EPMVTHA4GAH}

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	2026-05-18T02:45:39.877865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6d8201e7d02826a57e47b2b33838601c7bbbf1c74cc7ac820b90632d3b47be4

Aliases

arxiv: 1401.5376 · arxiv_version: 1401.5376v2 · doi: 10.48550/arxiv.1401.5376 · pith_short_12: U3MCAHT5AKBG · pith_short_16: U3MCAHT5AKBGUV7E · pith_short_8: U3MCAHT5

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/U3MCAHT5AKBGUV7EPMVTHA4GAH \
  | 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: a6d8201e7d02826a57e47b2b33838601c7bbbf1c74cc7ac820b90632d3b47be4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9eba1ca3b5e0177c52438ca0e86b610a091fce7c17245312726d962bdac035a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-21T16:35:30Z",
    "title_canon_sha256": "501ce8f480f87d1f0d259b62354bf2d061469f0b74f459aed1418ef248533e81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5376",
    "kind": "arxiv",
    "version": 2
  }
}