Pith Number

pith:7TMTT6FS

pith:2021:7TMTT6FSJJ2AUPEK2FGWBTENNU

not attested not anchored not stored refs pending

Potential singularity formation of incompressible axisymmetric Euler equations with degenerate viscosity coefficients

De Huang, Thomas Y. Hou

arxiv:2102.06663 v3 · 2021-02-12 · math.AP · cs.NA · math.NA · 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{7TMTT6FSJJ2AUPEK2FGWBTENNU}

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.

Cited by

1 paper in Pith

Exact Blowup Analysis for the Weak-Advection Hou--Li Model

Receipt and verification

First computed	2026-07-05T04:26:44.836978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcd939f8b24a740a3c8ad14d60cc8d6d06904a01eeac817488a9febe6019088f

Aliases

arxiv: 2102.06663 · arxiv_version: 2102.06663v3 · doi: 10.48550/arxiv.2102.06663 · pith_short_12: 7TMTT6FSJJ2A · pith_short_16: 7TMTT6FSJJ2AUPEK · pith_short_8: 7TMTT6FS

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/7TMTT6FSJJ2AUPEK2FGWBTENNU \
  | 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: fcd939f8b24a740a3c8ad14d60cc8d6d06904a01eeac817488a9febe6019088f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c49c5f005fd6175eea0da430c3a95ab92f8268dd1cbfd27e188e53708fb955d7",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2021-02-12T18:06:36Z",
    "title_canon_sha256": "a58837db489af2bf651786e549fd8524971400a25d1021b0acd53768166fd4f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06663",
    "kind": "arxiv",
    "version": 3
  }
}