Pith Number

pith:AWWNTX3E

pith:2017:AWWNTX3EU72XMRSFSO6QZACQXY

not attested not anchored not stored refs pending

Ulam-Hyers stability of a nonlinear fractional Volterra integro-differential equation

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

arxiv:1712.06464 v1 · 2017-12-18 · 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{AWWNTX3EU72XMRSFSO6QZACQXY}

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	2026-05-18T00:27:47.810967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05acd9df64a7f576464593bd0c8050be3889a64f03199b1dbf06826ee96f876e

Aliases

arxiv: 1712.06464 · arxiv_version: 1712.06464v1 · doi: 10.48550/arxiv.1712.06464 · pith_short_12: AWWNTX3EU72X · pith_short_16: AWWNTX3EU72XMRSF · pith_short_8: AWWNTX3E

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/AWWNTX3EU72XMRSFSO6QZACQXY \
  | 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: 05acd9df64a7f576464593bd0c8050be3889a64f03199b1dbf06826ee96f876e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9f2e055440e8875fe07725d4f4d2a838c145f85f34ac5a87eca4f4f7bb891bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-12-18T15:20:42Z",
    "title_canon_sha256": "22bd2651920a7f472451d6f326336c37bb97698c6afe1b20720d487f138e2b89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06464",
    "kind": "arxiv",
    "version": 1
  }
}