Pith Number

pith:HCIDAAN5

pith:2018:HCIDAAN5FN7LMRHH5NE4PB6VSZ

not attested not anchored not stored refs pending

Existence, uniqueness, estimation and continuous dependence of the solutions of a nonlinear integral and an integrodifferential equations of fractional order

E. Capelas de Oliveira, J. Vanterler da C. Sousa

arxiv:1806.01441 v1 · 2018-06-05 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HCIDAAN5FN7LMRHH5NE4PB6VSZ}

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	2026-05-18T00:14:12.874809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38903001bd2b7eb644e7eb49c787d5965f34c8725bcd7e640c7228acfaf3a207

Aliases

arxiv: 1806.01441 · arxiv_version: 1806.01441v1 · doi: 10.48550/arxiv.1806.01441 · pith_short_12: HCIDAAN5FN7L · pith_short_16: HCIDAAN5FN7LMRHH · pith_short_8: HCIDAAN5

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/HCIDAAN5FN7LMRHH5NE4PB6VSZ \
  | 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: 38903001bd2b7eb644e7eb49c787d5965f34c8725bcd7e640c7228acfaf3a207

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a4b5c8e73c97264c7ee3652e7f7e3a1a0ef92f0bb8b890c7bceeaaa67a943d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-06-05T00:18:21Z",
    "title_canon_sha256": "eee858d9401373f0240fe00f9ec186f4fea6da012986c567b9ea74f5f4802ef1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01441",
    "kind": "arxiv",
    "version": 1
  }
}