Pith Number

pith:FL52JPBV

pith:2015:FL52JPBVPG7OHL3N5CS7BZR4GR

not attested not anchored not stored refs pending

Speed selection for coupled wave equations

Giuseppe Gaeta, Mariano Cadoni

arxiv:1501.03042 v1 · 2015-01-13 · nlin.PS · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FL52JPBVPG7OHL3N5CS7BZR4GR}

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	2026-05-18T02:29:30.645749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2afba4bc3579bee3af6de8a5f0e63c3441b2d0a29629300ae710f1560beadae0

Aliases

arxiv: 1501.03042 · arxiv_version: 1501.03042v1 · doi: 10.48550/arxiv.1501.03042 · pith_short_12: FL52JPBVPG7O · pith_short_16: FL52JPBVPG7OHL3N · pith_short_8: FL52JPBV

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/FL52JPBVPG7OHL3N5CS7BZR4GR \
  | 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: 2afba4bc3579bee3af6de8a5f0e63c3441b2d0a29629300ae710f1560beadae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b160b478bda4563753e5a5bc96d330fda5f049ed9a3b6201f02bb354b6a05c0e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2015-01-13T15:36:59Z",
    "title_canon_sha256": "23ae13740cb34769a0e388c11ec6c445953eeeba2380826b1d4cd51a0bbfe46a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03042",
    "kind": "arxiv",
    "version": 1
  }
}