Pith Number

pith:NSFELR6I

pith:2018:NSFELR6IIS52YAQZ3UUVOV2IZO

not attested not anchored not stored refs pending

Infinitely many symmetric solutions for anisotropic problems driven by nonhomogeneous operators

Du\v{s}an D. Repov\v{s}

arxiv:1808.01131 v1 · 2018-08-03 · math.AP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSFELR6IIS52YAQZ3UUVOV2IZO}

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	2026-05-18T00:08:58.914723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c8a45c7c844bbac0219dd29575748cb99425dca34d823432a7eef67bf2f4ce3

Aliases

arxiv: 1808.01131 · arxiv_version: 1808.01131v1 · doi: 10.48550/arxiv.1808.01131 · pith_short_12: NSFELR6IIS52 · pith_short_16: NSFELR6IIS52YAQZ · pith_short_8: NSFELR6I

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/NSFELR6IIS52YAQZ3UUVOV2IZO \
  | 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: 6c8a45c7c844bbac0219dd29575748cb99425dca34d823432a7eef67bf2f4ce3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e90aaa65fcb09ae3383a8edcf9923ef18172f8682842ef9352d2c2ad5d4d201",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-03T09:42:35Z",
    "title_canon_sha256": "0c40a3dc8651127c8d4bef32cebc25af64bacb8824dad098954c434efccb70d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01131",
    "kind": "arxiv",
    "version": 1
  }
}