Pith Number

pith:CCBPR3F4

pith:2009:CCBPR3F446IUWPQVJDZJUPHYG5

not attested not anchored not stored refs pending

On the Stokes problem with non-zero divergence

Nikolay Filonov, Tim Shilkin

arxiv:0912.1199 v1 · 2009-12-07 · 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{CCBPR3F446IUWPQVJDZJUPHYG5}

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	2026-05-17T23:40:42.305616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1082f8ecbce7914b3e1548f29a3cf83749cc6d451cea659302bb376aec68f4cb

Aliases

arxiv: 0912.1199 · arxiv_version: 0912.1199v1 · doi: 10.48550/arxiv.0912.1199 · pith_short_12: CCBPR3F446IU · pith_short_16: CCBPR3F446IUWPQV · pith_short_8: CCBPR3F4

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/CCBPR3F446IUWPQVJDZJUPHYG5 \
  | 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: 1082f8ecbce7914b3e1548f29a3cf83749cc6d451cea659302bb376aec68f4cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6dd1940733e6f97244b6717213772c1151d23639fcd7e636dd296eb80c14301",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-12-07T10:50:47Z",
    "title_canon_sha256": "6e402b32894d630c80d9fd267321d9932f1a1cb85e8ba360f7a8623ee94ee462"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1199",
    "kind": "arxiv",
    "version": 1
  }
}