Pith Number

pith:XF2ZNR4S

pith:2016:XF2ZNR4SVHM57SASKJSOAKCQX4

not attested not anchored not stored refs pending

On the solvability of third-order three point systems of differential equations with dependence on the first derivative

Feliz Minh\'os, Robert de Sousa

arxiv:1607.08390 v1 · 2016-07-28 · 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{XF2ZNR4SVHM57SASKJSOAKCQX4}

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	2026-05-18T01:10:19.259084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97596c792a9d9dfc8125264e02850bf1024ff4d538ebe039e19eea416058ae3

Aliases

arxiv: 1607.08390 · arxiv_version: 1607.08390v1 · doi: 10.48550/arxiv.1607.08390 · pith_short_12: XF2ZNR4SVHM5 · pith_short_16: XF2ZNR4SVHM57SAS · pith_short_8: XF2ZNR4S

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/XF2ZNR4SVHM57SASKJSOAKCQX4 \
  | 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: b97596c792a9d9dfc8125264e02850bf1024ff4d538ebe039e19eea416058ae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8375cfa0576b76bb8e6efe042f38baada249d392375c54ad523b26c355cb1624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-07-28T10:10:37Z",
    "title_canon_sha256": "66059b5f1647a9b2ce21308f4344e0726521811d628d08e66243d68c6961a91d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08390",
    "kind": "arxiv",
    "version": 1
  }
}