Pith Number

pith:SJ2R75AQ

pith:2017:SJ2R75AQL2FELBHEFAHT6ILHUW

not attested not anchored not stored refs pending

Existence of solutions for $n^\mathrm{th}$-order nonlinear differential boundary value problems by means of new fixed point theorems

Alberto Cabada, Lorena Saavedra

arxiv:1703.09115 v1 · 2017-03-27 · 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{SJ2R75AQL2FELBHEFAHT6ILHUW}

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	2026-05-18T00:47:54.238878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92751ff4105e8a4584e4280f3f2167a58cb6e21e1deb562b18be2a7976860b4b

Aliases

arxiv: 1703.09115 · arxiv_version: 1703.09115v1 · doi: 10.48550/arxiv.1703.09115 · pith_short_12: SJ2R75AQL2FE · pith_short_16: SJ2R75AQL2FELBHE · pith_short_8: SJ2R75AQ

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/SJ2R75AQL2FELBHEFAHT6ILHUW \
  | 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: 92751ff4105e8a4584e4280f3f2167a58cb6e21e1deb562b18be2a7976860b4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a6f771dc8bde67adfb584e75e3d9a6da674cc39d9031784ab3293d4e50b2758",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-03-27T14:42:03Z",
    "title_canon_sha256": "762cf6fd8bfb7be941531b45bf24156a2a0f3c903081fef94d4a1bf3c4a0a368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09115",
    "kind": "arxiv",
    "version": 1
  }
}