Pith Number

pith:PYD3EH4B

pith:2015:PYD3EH4B7XWZABU5ULTQE23KNF

not attested not anchored not stored refs pending

Steady solutions of the Navier-Stokes equations in the plane

Julien Guillod

arxiv:1511.03938 v1 · 2015-11-12 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYD3EH4B7XWZABU5ULTQE23KNF}

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	2026-05-18T01:27:06.408330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e07b21f81fded90069da2e7026b6a697b5014a27e0b4313e2598944c0c9e2e7

Aliases

arxiv: 1511.03938 · arxiv_version: 1511.03938v1 · doi: 10.48550/arxiv.1511.03938 · pith_short_12: PYD3EH4B7XWZ · pith_short_16: PYD3EH4B7XWZABU5 · pith_short_8: PYD3EH4B

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/PYD3EH4B7XWZABU5ULTQE23KNF \
  | 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: 7e07b21f81fded90069da2e7026b6a697b5014a27e0b4313e2598944c0c9e2e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d079ee7b9889704bca59f10a22a09561c9c133a6fe0ac2fb21a3360d8eaad1bb",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-11-12T15:59:48Z",
    "title_canon_sha256": "15b50d00152b80157fe776687972ecf66f70ef93b26fb29f8d82ee42525ccd9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03938",
    "kind": "arxiv",
    "version": 1
  }
}