Pith Number

pith:MQV6WQQK

pith:2015:MQV6WQQKT6NXS5LTZKAI5R3PJO

not attested not anchored not stored refs pending

Lyapunov-Sylvester Computational Method for Two-Dimensional Boussinesq Equation

Abdelhamid Bezia, Anouar Ben Mabrouk, Kamel Betina

arxiv:1511.02850 v1 · 2015-11-07 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQV6WQQKT6NXS5LTZKAI5R3PJO}

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	2026-05-18T01:27:17.557754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642beb420a9f9b797573ca808ec76f4b806ae00ae99334aed3d3570a21f99bac

Aliases

arxiv: 1511.02850 · arxiv_version: 1511.02850v1 · doi: 10.48550/arxiv.1511.02850 · pith_short_12: MQV6WQQKT6NX · pith_short_16: MQV6WQQKT6NXS5LT · pith_short_8: MQV6WQQK

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/MQV6WQQKT6NXS5LTZKAI5R3PJO \
  | 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: 642beb420a9f9b797573ca808ec76f4b806ae00ae99334aed3d3570a21f99bac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "179ac355d98131068306d82ba1a8e92b258b51e5f46c1bba7717ac5784d5af7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-11-07T22:01:27Z",
    "title_canon_sha256": "039f428f0b36980aeaeae90bb0542b5adc17600ffba8aa47b5855f7ec439a05b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02850",
    "kind": "arxiv",
    "version": 1
  }
}