Pith Number

pith:PKH52OTS

pith:2017:PKH52OTS3KR2MC4VRKM52UK37R

not attested not anchored not stored refs pending

Energy transfer between modes in a nonlinear beam equation

Alberto Ferrero, Elvise Berchio, Filippo Gazzola, Ubertino Battisti

arxiv:1703.06502 v1 · 2017-03-19 · 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{PKH52OTS3KR2MC4VRKM52UK37R}

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	2026-05-18T00:48:22.647618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a8fdd3a72daa3a60b958a99dd515bfc4625400ebbce6f6fcb77b8d3993b216b

Aliases

arxiv: 1703.06502 · arxiv_version: 1703.06502v1 · doi: 10.48550/arxiv.1703.06502 · pith_short_12: PKH52OTS3KR2 · pith_short_16: PKH52OTS3KR2MC4V · pith_short_8: PKH52OTS

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/PKH52OTS3KR2MC4VRKM52UK37R \
  | 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: 7a8fdd3a72daa3a60b958a99dd515bfc4625400ebbce6f6fcb77b8d3993b216b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "919ed136d7535285d03e5dbcef7ac18a39a8c712029ded281af17ee686bf20c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-03-19T20:00:51Z",
    "title_canon_sha256": "cba78eead782e49e8b32591e0c1e2507a2439e27fc72e4bbc523ea2a9d34913a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06502",
    "kind": "arxiv",
    "version": 1
  }
}