Pith Number

pith:L2IWSOKJ

pith:2018:L2IWSOKJG6PDXD6PPKGXS5WWNZ

not attested not anchored not stored refs pending

An Efficient Abstract Method For The Study of An Initial Boundary Value Problem On Singular Domain

Belkacem Chaouchi, Marko Kostic

arxiv:1809.02545 v1 · 2018-09-07 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2IWSOKJG6PDXD6PPKGXS5WWNZ}

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	2026-05-18T00:06:16.827875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e91693949379e3b8fcf7a8d7976d66e68c2745ef1aa79fea14f72e4990da00a

Aliases

arxiv: 1809.02545 · arxiv_version: 1809.02545v1 · doi: 10.48550/arxiv.1809.02545 · pith_short_12: L2IWSOKJG6PD · pith_short_16: L2IWSOKJG6PDXD6P · pith_short_8: L2IWSOKJ

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/L2IWSOKJG6PDXD6PPKGXS5WWNZ \
  | 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: 5e91693949379e3b8fcf7a8d7976d66e68c2745ef1aa79fea14f72e4990da00a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36ddbbd6639da548af62384c9dc66095418ec7077d52bf6b0097736c1452553d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-09-07T15:40:38Z",
    "title_canon_sha256": "9aa691cd510ef0bc5cd3c0015f8191a1a5a29123a60e8bb0bc377db3451a315a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02545",
    "kind": "arxiv",
    "version": 1
  }
}