Pith Number

pith:OYKWT6PQ

pith:2014:OYKWT6PQSJALWAIXNIKZH2ANEC

not attested not anchored not stored refs pending

Positive solutions with a complex behavior for superlinear indefinite ODEs on the real line

Alberto Boscaggin, Gianmaria Verzini, Vivina Barutello

arxiv:1407.1334 v1 · 2014-07-04 · 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{OYKWT6PQSJALWAIXNIKZH2ANEC}

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	2026-05-18T02:48:16.797814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

761569f9f09240bb01176a1593e80d20bb09e5f5ea5ca755783978fadafb67cf

Aliases

arxiv: 1407.1334 · arxiv_version: 1407.1334v1 · doi: 10.48550/arxiv.1407.1334 · pith_short_12: OYKWT6PQSJAL · pith_short_16: OYKWT6PQSJALWAIX · pith_short_8: OYKWT6PQ

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/OYKWT6PQSJALWAIXNIKZH2ANEC \
  | 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: 761569f9f09240bb01176a1593e80d20bb09e5f5ea5ca755783978fadafb67cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edcc014eb5cda74d9c15d0968b2e23f05030f92a8403e0dc61c02a7e94021091",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-07-04T21:56:54Z",
    "title_canon_sha256": "90532f0dc2c88763979b9970e67acb89d0a102db017e03782bc997b33960483e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1334",
    "kind": "arxiv",
    "version": 1
  }
}