Pith Number

pith:ENKJO6JB

pith:2014:ENKJO6JBLVEQKKUATBIZ4B64QJ

not attested not anchored not stored refs pending

On the impossibility of finite-time splash singularities for vortex sheets

Daniel Coutand, Steve Shkoller

arxiv:1407.1479 v5 · 2014-07-06 · 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{ENKJO6JBLVEQKKUATBIZ4B64QJ}

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	2026-05-18T01:22:48.849313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23549779215d49052a8098519e07dc82703ebb005989463612b753142f49e53c

Aliases

arxiv: 1407.1479 · arxiv_version: 1407.1479v5 · doi: 10.48550/arxiv.1407.1479 · pith_short_12: ENKJO6JBLVEQ · pith_short_16: ENKJO6JBLVEQKKUA · pith_short_8: ENKJO6JB

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/ENKJO6JBLVEQKKUATBIZ4B64QJ \
  | 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: 23549779215d49052a8098519e07dc82703ebb005989463612b753142f49e53c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39323f75750b47a04af5c59608c4d3d043926f495a6e14d918e1fac14539bdc7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-07-06T10:30:21Z",
    "title_canon_sha256": "4d95ce2fb9374d9ae5a05b816965acc949e1d548c903bc3a7c24be24066fa6a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1479",
    "kind": "arxiv",
    "version": 5
  }
}