Pith Number

pith:2F3JB3E3

pith:2019:2F3JB3E3KBEHB4WOIGLUT4IGHL

not attested not anchored not stored refs pending

Finite-Time Singularity Formation for $C^{1,\alpha}$ Solutions to the Incompressible Euler Equations on $\mathbb{R}^3$

Tarek M. Elgindi

arxiv:1904.04795 v2 · 2019-04-09 · math.AP · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F3JB3E3KBEHB4WOIGLUT4IGHL}

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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.

Cited by

1 paper in Pith

Formation of shocks for 2D isentropic compressible Euler

Receipt and verification

First computed	2026-07-05T00:59:52.421690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17690ec9b504870f2ce419749f1063ad41d65b8d75a13ccf900b35b6129b618

Aliases

arxiv: 1904.04795 · arxiv_version: 1904.04795v2 · doi: 10.48550/arxiv.1904.04795 · pith_short_12: 2F3JB3E3KBEH · pith_short_16: 2F3JB3E3KBEHB4WO · pith_short_8: 2F3JB3E3

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/2F3JB3E3KBEHB4WOIGLUT4IGHL \
  | 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: d17690ec9b504870f2ce419749f1063ad41d65b8d75a13ccf900b35b6129b618

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a83ea110c34df9fec8c963c6ad48b648fc49e5576dd5582a41c30c52a41647d0",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-09T17:18:14Z",
    "title_canon_sha256": "e6016ffd00491e19ec59322bc046b2363b5a713931865f71d073e18f6bfae91e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04795",
    "kind": "arxiv",
    "version": 2
  }
}