Pith Number

pith:ECOS6TKJ

pith:2012:ECOS6TKJKWSPGFEAHNKJW3JQUD

not attested not anchored not stored refs pending

Axisymmetric Stokes equations in polygonal domains: regularity and finite element approximations

Hengguang Li, Young Ju Lee

arxiv:1206.4379 v1 · 2012-06-20 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECOS6TKJKWSPGFEAHNKJW3JQUD}

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	2026-05-18T03:53:06.029060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209d2f4d4955a4f314803b549b6d30a0e1f9dadab0253d5ac19c38e553da1c3c

Aliases

arxiv: 1206.4379 · arxiv_version: 1206.4379v1 · doi: 10.48550/arxiv.1206.4379 · pith_short_12: ECOS6TKJKWSP · pith_short_16: ECOS6TKJKWSPGFEA · pith_short_8: ECOS6TKJ

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/ECOS6TKJKWSPGFEAHNKJW3JQUD \
  | 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: 209d2f4d4955a4f314803b549b6d30a0e1f9dadab0253d5ac19c38e553da1c3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b64236509835c8b88a282c411c7696172967433e708cf2b2920ac148b8b9625",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-06-20T03:39:20Z",
    "title_canon_sha256": "272a889bf10d834484604a0afe21d288edb4bf5239fab14563dd0f3349264bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4379",
    "kind": "arxiv",
    "version": 1
  }
}