Pith Number

pith:QYGIBSFW

pith:2012:QYGIBSFWETVJUFN53WUNYKWQES

not attested not anchored not stored refs pending

On Finite Time Singularity and Global Regularity of an Axisymmetric Model for the 3D Euler Equations

Chen Zou, Guo Luo, Shu Wang, Thomas Y. Hou, Zhen Lei

arxiv:1203.2980 v2 · 2012-03-14 · 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{QYGIBSFWETVJUFN53WUNYKWQES}

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	2026-05-18T03:06:32.924407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

860c80c8b624ea9a15bddda8dc2ad024acbf68d11ae23e64b8f104a614108bd3

Aliases

arxiv: 1203.2980 · arxiv_version: 1203.2980v2 · doi: 10.48550/arxiv.1203.2980 · pith_short_12: QYGIBSFWETVJ · pith_short_16: QYGIBSFWETVJUFN5 · pith_short_8: QYGIBSFW

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/QYGIBSFWETVJUFN53WUNYKWQES \
  | 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: 860c80c8b624ea9a15bddda8dc2ad024acbf68d11ae23e64b8f104a614108bd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40904eb90e321ec1ff8b8c8bd3f9c459b5576978ea45e0b270920911c522b1ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-03-14T00:48:23Z",
    "title_canon_sha256": "b00e43e62b04246f1c3bcdf9c2240949f46a810aa85969dca9f549a623901370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2980",
    "kind": "arxiv",
    "version": 2
  }
}