Pith Number

pith:NMJ53TDJ

pith:2009:NMJ53TDJCBQAFXNRTLLJ75TH3L

not attested not anchored not stored refs pending

On complex singularities of the 2D Euler equation at short times

W. Pauls

arxiv:0903.3161 v1 · 2009-03-18 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMJ53TDJCBQAFXNRTLLJ75TH3L}

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	2026-05-18T02:14:27.538418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b13ddcc69106002ddb19ad69ff667daf9ac3f6fefd12280612863879d93f338

Aliases

arxiv: 0903.3161 · arxiv_version: 0903.3161v1 · doi: 10.48550/arxiv.0903.3161 · pith_short_12: NMJ53TDJCBQA · pith_short_16: NMJ53TDJCBQAFXNR · pith_short_8: NMJ53TDJ

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/NMJ53TDJCBQAFXNRTLLJ75TH3L \
  | 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: 6b13ddcc69106002ddb19ad69ff667daf9ac3f6fefd12280612863879d93f338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff3bc82c9b08b5fcb7cc0e9e39758dd7ce911922ee50a407ec9f7cbcd72e2208",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2009-03-18T13:40:38Z",
    "title_canon_sha256": "63b5b434aade581d0374f9e2c9ca4b4d42b38df8d6b59e9745a65d08a8d0cb5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3161",
    "kind": "arxiv",
    "version": 1
  }
}