Pith Number

pith:UOFG3ED3

pith:2010:UOFG3ED3BCHTDS7NFNTNNSZNRM

not attested not anchored not stored refs pending

Linearizability Criteria for Systems of Two Second-Order Differential Equations by Complex Methods

Asghar Qadir, F. M. Mahomed, S. Ali

arxiv:1001.4631 v3 · 2010-01-26 · 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{UOFG3ED3BCHTDS7NFNTNNSZNRM}

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	2026-05-18T04:17:04.618920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a38a6d907b088f31cbed2b66d6cb2d8b339d84cc20c1eb1cf091917f7276d31d

Aliases

arxiv: 1001.4631 · arxiv_version: 1001.4631v3 · doi: 10.48550/arxiv.1001.4631 · pith_short_12: UOFG3ED3BCHT · pith_short_16: UOFG3ED3BCHTDS7N · pith_short_8: UOFG3ED3

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/UOFG3ED3BCHTDS7NFNTNNSZNRM \
  | 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: a38a6d907b088f31cbed2b66d6cb2d8b339d84cc20c1eb1cf091917f7276d31d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5679e6230b5f5dc3342d17d659fbbed84b92ad83097fdc5ee7500a8c0b8cd7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-01-26T09:59:38Z",
    "title_canon_sha256": "708629baf4b53134b3dd65732ab79b118fd9df87b351eb5ccd2dcfec2422bdf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4631",
    "kind": "arxiv",
    "version": 3
  }
}