Pith Number

pith:455PGMLM

pith:2014:455PGMLMDQKAUAKIXXC7XTLYER

not attested not anchored not stored refs pending

Automated detection of coherent Lagrangian vortices in two-dimensional unsteady flows

Daniel Karrasch, Florian Huhn, George Haller

arxiv:1404.3109 v3 · 2014-04-11 · math.DS · cs.GR · physics.ao-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{455PGMLMDQKAUAKIXXC7XTLYER}

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	2026-05-18T02:29:17.459400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77af3316c1c140a0148bdc5fbcd782465953c50f53434622d73819fa7de843e

Aliases

arxiv: 1404.3109 · arxiv_version: 1404.3109v3 · doi: 10.48550/arxiv.1404.3109 · pith_short_12: 455PGMLMDQKA · pith_short_16: 455PGMLMDQKAUAKI · pith_short_8: 455PGMLM

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/455PGMLMDQKAUAKIXXC7XTLYER \
  | 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: e77af3316c1c140a0148bdc5fbcd782465953c50f53434622d73819fa7de843e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "077e3f5d71d12adfbfaeb0929b59afef8c78a5fe161dc77fcad8928a496e4111",
    "cross_cats_sorted": [
      "cs.GR",
      "physics.ao-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-04-11T13:58:09Z",
    "title_canon_sha256": "b8414de76890c82e38d4fa136aacd8ecb6657cfdec62ce07f8cb78a54356040d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3109",
    "kind": "arxiv",
    "version": 3
  }
}