Pith Number

pith:MJKUNBGB

pith:2017:MJKUNBGBWYJPMGTHYUPOCLJAX7

not attested not anchored not stored refs pending

Uncovering the Edge of the Polar Vortex

Francisco Beron-Vera, George Haller, Mattia Serra, Pratik Sathe

arxiv:1702.05593 v1 · 2017-02-18 · physics.ao-ph · math.DS · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJKUNBGBWYJPMGTHYUPOCLJAX7}

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	2026-05-18T00:23:39.977295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62554684c1b612f61a67c51ee12d20bfd3f4f82423bb5fa78fc6e59335e95aad

Aliases

arxiv: 1702.05593 · arxiv_version: 1702.05593v1 · doi: 10.48550/arxiv.1702.05593 · pith_short_12: MJKUNBGBWYJP · pith_short_16: MJKUNBGBWYJPMGTH · pith_short_8: MJKUNBGB

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/MJKUNBGBWYJPMGTHYUPOCLJAX7 \
  | 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: 62554684c1b612f61a67c51ee12d20bfd3f4f82423bb5fa78fc6e59335e95aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb3750634dc92e9d832bba652a7966108a05a13f5980ecd16567e4904c4e1013",
    "cross_cats_sorted": [
      "math.DS",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2017-02-18T10:18:29Z",
    "title_canon_sha256": "229e9beb9f063f251cedb949573c7067e5646a6a538e4ca4d751a2f3d2946438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05593",
    "kind": "arxiv",
    "version": 1
  }
}