Pith Number

pith:45C23ODQ

pith:2023:45C23ODQIOSISRAMABM2HRH5FS

not attested not anchored not stored refs pending

On coupled envelope evolution equations in the Hamiltonian theory of nonlinear surface gravity waves

Yan Li

arxiv:2303.09276 v1 · 2023-03-16 · physics.flu-dyn · math-ph · math.MP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45C23ODQIOSISRAMABM2HRH5FS}

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	2026-07-05T05:51:51.236727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e745adb87043a489440c0059a3c4fd2c87eac826b61e4908f10131d8fd9bf90a

Aliases

arxiv: 2303.09276 · arxiv_version: 2303.09276v1 · doi: 10.48550/arxiv.2303.09276 · pith_short_12: 45C23ODQIOSI · pith_short_16: 45C23ODQIOSISRAM · pith_short_8: 45C23ODQ

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/45C23ODQIOSISRAMABM2HRH5FS \
  | 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: e745adb87043a489440c0059a3c4fd2c87eac826b61e4908f10131d8fd9bf90a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a862020c4b3befb3e8d63821b19508e80082f6a0305e695d2d102fec8306517d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-03-16T12:57:42Z",
    "title_canon_sha256": "fa1b8e9764e8699916621ea06bf67365601cc1a2d0a3e29e5c756bf3ec2abb7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.09276",
    "kind": "arxiv",
    "version": 1
  }
}