Pith Number

pith:UZQ7FVUZ

pith:2017:UZQ7FVUZO6LSREMTT42Y5BILJQ

not attested not anchored not stored refs pending

Space and time analyticity for inviscid equations of fluid dynamics

Animikh Biswas, Joshua Hudson

arxiv:1712.02720 v1 · 2017-12-07 · 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{UZQ7FVUZO6LSREMTT42Y5BILJQ}

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	2026-05-18T00:28:33.087078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a661f2d69977972891939f358e850b4c11ff39e0fcb78a29a1e88395156c2901

Aliases

arxiv: 1712.02720 · arxiv_version: 1712.02720v1 · doi: 10.48550/arxiv.1712.02720 · pith_short_12: UZQ7FVUZO6LS · pith_short_16: UZQ7FVUZO6LSREMT · pith_short_8: UZQ7FVUZ

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/UZQ7FVUZO6LSREMTT42Y5BILJQ \
  | 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: a661f2d69977972891939f358e850b4c11ff39e0fcb78a29a1e88395156c2901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d71a64c50b77835ea8cfdfb4c07c1c295ff870cda41037a2ec880a79cf2df4f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-07T17:06:07Z",
    "title_canon_sha256": "db3ac12723a049905b52bf6a85a9b98dc29e2a265b291c02737a7c8721572c75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02720",
    "kind": "arxiv",
    "version": 1
  }
}