Pith Number

pith:RJQID5JY

pith:2013:RJQID5JYPXFVUMOBOVT3UQYQVS

not attested not anchored not stored refs pending

On the global well-posedness of 2-D density-dependent Navier-Stokes system with variable viscosity

Hammadi Abidi, Ping Zhang

arxiv:1301.2371 v1 · 2013-01-11 · 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{RJQID5JYPXFVUMOBOVT3UQYQVS}

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	2026-05-18T03:36:38.111534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6081f5387dcb5a31c17567ba4310acba36aae811fb98fe5660f030a6c526c7

Aliases

arxiv: 1301.2371 · arxiv_version: 1301.2371v1 · doi: 10.48550/arxiv.1301.2371 · pith_short_12: RJQID5JYPXFV · pith_short_16: RJQID5JYPXFVUMOB · pith_short_8: RJQID5JY

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/RJQID5JYPXFVUMOBOVT3UQYQVS \
  | 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: 8a6081f5387dcb5a31c17567ba4310acba36aae811fb98fe5660f030a6c526c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b41fa58b0a011d4eb55b66860687d1799df68879d5207eb510cd769dc1c374a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-01-11T01:29:43Z",
    "title_canon_sha256": "24c4c0cbaf12f609251529c18d43fddaac3b14afb32b2eade0328e217322ef48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2371",
    "kind": "arxiv",
    "version": 1
  }
}