Pith Number

pith:VK6Z5CVV

pith:2013:VK6Z5CVVE72CFJ5UWWUUQAPQ2T

not attested not anchored not stored refs pending

A note on the surface quasi-geostrophic temperature variance cascade

Zachary Bradshaw, Zoran Grujic

arxiv:1309.1962 v2 · 2013-09-08 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VK6Z5CVVE72CFJ5UWWUUQAPQ2T}

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	2026-05-18T03:10:45.550079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aabd9e8ab527f422a7b4b5a94801f0d4f2de6ed46f4d0803cb4b807a6d4b2f8f

Aliases

arxiv: 1309.1962 · arxiv_version: 1309.1962v2 · doi: 10.48550/arxiv.1309.1962 · pith_short_12: VK6Z5CVVE72C · pith_short_16: VK6Z5CVVE72CFJ5U · pith_short_8: VK6Z5CVV

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/VK6Z5CVVE72CFJ5UWWUUQAPQ2T \
  | 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: aabd9e8ab527f422a7b4b5a94801f0d4f2de6ed46f4d0803cb4b807a6d4b2f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8feff34bc8ad3f023b54bdd5179b16376ce7bc1e64bcdc23b7b063fcb30b52b",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-09-08T14:41:40Z",
    "title_canon_sha256": "68a9e2df6a20d941f27015dc8530634d76cc5e9cfc6a99b18c9740c46d30313d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1962",
    "kind": "arxiv",
    "version": 2
  }
}