Pith Number

pith:EXELFDIW

pith:2009:EXELFDIWPC46TBANG3LUUSFW7E

not attested not anchored not stored refs pending

Weighted maximal regularity estimates and solvability of non-smooth elliptic systems I

Andreas Axelsson, Pascal Auscher

arxiv:0911.4344 v4 · 2009-11-23 · math.AP · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXELFDIWPC46TBANG3LUUSFW7E}

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	2026-05-18T04:40:56.096518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25c8b28d1678b9e9840d36d74a48b6f92f1062a7bad0c669693b37e2a1734bb6

Aliases

arxiv: 0911.4344 · arxiv_version: 0911.4344v4 · doi: 10.48550/arxiv.0911.4344 · pith_short_12: EXELFDIWPC46 · pith_short_16: EXELFDIWPC46TBAN · pith_short_8: EXELFDIW

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/EXELFDIWPC46TBANG3LUUSFW7E \
  | 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: 25c8b28d1678b9e9840d36d74a48b6f92f1062a7bad0c669693b37e2a1734bb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e2b83b1389e950166d727459793d69bb2f53a7aeb7708793c86b1b7570e0f78",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-11-23T09:31:24Z",
    "title_canon_sha256": "d39e872b0249a23050b3b45b03214413237524be6f1fa5581f2e3e9e5ca1027f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4344",
    "kind": "arxiv",
    "version": 4
  }
}