Pith Number

pith:RY3MTWMJ

pith:2014:RY3MTWMJFHFZX67TXJIXTNBXOE

not attested not anchored not stored refs pending

Singularly perturbed Neumann problem for fractional Schr\"odinger equations

Guoyuan Chen

arxiv:1409.4556 v4 · 2014-09-16 · 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{RY3MTWMJFHFZX67TXJIXTNBXOE}

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	2026-05-18T00:57:42.813919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e36c9d98929cb9bfbf3ba5179b4377112ecd6e0d178c1a7539156c115c598fa

Aliases

arxiv: 1409.4556 · arxiv_version: 1409.4556v4 · doi: 10.48550/arxiv.1409.4556 · pith_short_12: RY3MTWMJFHFZ · pith_short_16: RY3MTWMJFHFZX67T · pith_short_8: RY3MTWMJ

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/RY3MTWMJFHFZX67TXJIXTNBXOE \
  | 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: 8e36c9d98929cb9bfbf3ba5179b4377112ecd6e0d178c1a7539156c115c598fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f4c863c5fe43a0f0df55683b0c3a23d1100aeb2984902197a9d449004b92563",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-16T09:51:39Z",
    "title_canon_sha256": "b7602e8372b8fa3aca22965ae2b61420f3d4fa18d86155c8df4e6cf6a9d676ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4556",
    "kind": "arxiv",
    "version": 4
  }
}