Pith Number

pith:5PQ5QQYK

pith:2010:5PQ5QQYK27EPISZL4WJBZEVBY6

not attested not anchored not stored refs pending

Horizon effects with surface waves on moving water

Christian Mathis, Germain Rousseaux, Philippe Maissa, Pierre Coullet, Thomas G. Philbin, Ulf Leonhardt

arxiv:1004.5546 v2 · 2010-04-30 · gr-qc · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PQ5QQYK27EPISZL4WJBZEVBY6}

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	2026-05-18T02:07:44.434793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebe1d8430ad7c8f44b2be5921c92a1c781300f0b05d5b4893bc8f9df3fca1185

Aliases

arxiv: 1004.5546 · arxiv_version: 1004.5546v2 · doi: 10.48550/arxiv.1004.5546 · pith_short_12: 5PQ5QQYK27EP · pith_short_16: 5PQ5QQYK27EPISZL · pith_short_8: 5PQ5QQYK

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/5PQ5QQYK27EPISZL4WJBZEVBY6 \
  | 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: ebe1d8430ad7c8f44b2be5921c92a1c781300f0b05d5b4893bc8f9df3fca1185

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d0cf1f596dc14a12f21787fa3aeea81b10622f11d615ba5a26968de42202a56",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-04-30T14:53:21Z",
    "title_canon_sha256": "9c091a19ea847ccb0f128ee483a78b7c9f42157826e365a881e31f14583b0fc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.5546",
    "kind": "arxiv",
    "version": 2
  }
}