Pith Number

pith:CMB6TGKP

pith:2012:CMB6TGKPO3WXWQ7ML7GLM2BIKY

not attested not anchored not stored refs pending

Motion of a Vortex Filament with Axial Flow in the Half Space

Masashi Aiki, Tatsuo Iguchi

arxiv:1212.0197 v1 · 2012-12-02 · 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{CMB6TGKPO3WXWQ7ML7GLM2BIKY}

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	2026-05-18T03:39:26.894915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1303e9994f76ed7b43ec5fccb6682856240b1b98991b40e1a7c898bb83bc4d21

Aliases

arxiv: 1212.0197 · arxiv_version: 1212.0197v1 · doi: 10.48550/arxiv.1212.0197 · pith_short_12: CMB6TGKPO3WX · pith_short_16: CMB6TGKPO3WXWQ7M · pith_short_8: CMB6TGKP

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/CMB6TGKPO3WXWQ7ML7GLM2BIKY \
  | 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: 1303e9994f76ed7b43ec5fccb6682856240b1b98991b40e1a7c898bb83bc4d21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d278224d5cd5d609161d51d4a61bfba0ac6eb46e63014060a905f837babddb3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-12-02T10:24:21Z",
    "title_canon_sha256": "f57a589e049f9faeeb079212e86355738ef85ae59c9cc894e832f1b4f2143d7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0197",
    "kind": "arxiv",
    "version": 1
  }
}