Pith Number

pith:IAHQQJRR

pith:2008:IAHQQJRRJXVPWLFE6POUKIBUKA

not attested not anchored not stored refs pending

Group and phase velocities in the free-surface visco-potential flow: new kind of boundary layer induced instability

Denys Dutykh (LAMA)

arxiv:0810.4697 v3 · 2008-10-26 · physics.class-ph · cs.NA · math.AP · math.NA · physics.ao-ph · physics.comp-ph · physics.flu-dyn · 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{IAHQQJRRJXVPWLFE6POUKIBUKA}

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	2026-06-03T23:06:08.302312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

400f0826314deafb2ca4f3dd4520345012661b2aca2f1d939b8b6100611d8e5a

Aliases

arxiv: 0810.4697 · arxiv_version: 0810.4697v3 · doi: 10.48550/arxiv.0810.4697 · pith_short_12: IAHQQJRRJXVP · pith_short_16: IAHQQJRRJXVPWLFE · pith_short_8: IAHQQJRR

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/IAHQQJRRJXVPWLFE6POUKIBUKA \
  | 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: 400f0826314deafb2ca4f3dd4520345012661b2aca2f1d939b8b6100611d8e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b58d94e3596b702bbd0472cb8a2b42898dfe4ab8a187be6edb8cf60cfd57c8",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP",
      "math.NA",
      "physics.ao-ph",
      "physics.comp-ph",
      "physics.flu-dyn",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2008-10-26T15:36:23Z",
    "title_canon_sha256": "1d1e7622de9640289f950e59929ab7355c093b437c63fb5910c895f767a70e59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4697",
    "kind": "arxiv",
    "version": 3
  }
}