Pith Number

pith:VGC73X5F

pith:2019:VGC73X5FLLGBCKEYB5BRP6KRTW

not attested not anchored not stored refs pending

Regularity of solutions to a fractional elliptic problem with mixed Dirichlet-Neumann boundary data

A.Ortega, E. Colorado, J. Carmona, T. Leonori

arxiv:1903.10931 v1 · 2019-03-26 · 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{VGC73X5FLLGBCKEYB5BRP6KRTW}

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	2026-05-17T23:50:17.185632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a985fddfa55acc1128980f4317f9519d843948a0078bf9a3c48574369dd8d49b

Aliases

arxiv: 1903.10931 · arxiv_version: 1903.10931v1 · doi: 10.48550/arxiv.1903.10931 · pith_short_12: VGC73X5FLLGB · pith_short_16: VGC73X5FLLGBCKEY · pith_short_8: VGC73X5F

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/VGC73X5FLLGBCKEYB5BRP6KRTW \
  | 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: a985fddfa55acc1128980f4317f9519d843948a0078bf9a3c48574369dd8d49b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7480c8783cbd86312512a5c6cb545b786dd23ea5efa0c1896f348ca265eea9b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-26T14:42:12Z",
    "title_canon_sha256": "e2559c2af63b7a03a480ee04e62b830edb3da8d3adefc285f2340871883cf786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10931",
    "kind": "arxiv",
    "version": 1
  }
}