Pith Number

pith:ZA4EIQZ6

pith:2023:ZA4EIQZ6ZB3P2E6JUXZ3MMHGS2

not attested not anchored not stored refs pending

Revisiting the Anisotropic Fractional Calder\'on Problem Using the Caffarelli-Silvestre Extension

Angkana R\"uland

arxiv:2309.00858 v2 · 2023-09-02 · 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{ZA4EIQZ6ZB3P2E6JUXZ3MMHGS2}

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	2026-07-05T07:07:54.858887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c83844433ec876fd13c9a5f3b630e6969541fb007b6431747cfa0bf027c13d72

Aliases

arxiv: 2309.00858 · arxiv_version: 2309.00858v2 · doi: 10.48550/arxiv.2309.00858 · pith_short_12: ZA4EIQZ6ZB3P · pith_short_16: ZA4EIQZ6ZB3P2E6J · pith_short_8: ZA4EIQZ6

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/ZA4EIQZ6ZB3P2E6JUXZ3MMHGS2 \
  | 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: c83844433ec876fd13c9a5f3b630e6969541fb007b6431747cfa0bf027c13d72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e99984cb482a922aa51fbebf512c252dd09e8972e10324b5c7b7f2e112ab50d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2023-09-02T08:18:21Z",
    "title_canon_sha256": "8f50d2940c14c66d9b3c17d64ad21714916bcec74195f2321b64e51bc4dee5ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.00858",
    "kind": "arxiv",
    "version": 2
  }
}