Pith Number

pith:Q43ORVA5

pith:2006:Q43ORVA55SXZOVGV3JBKH6X6WH

not attested not anchored not stored refs pending

Acoustic wave propagation in a macroscopically inhomogeneous porous medium saturated by a fluid

Armand Wirgin (LMA), Claude D\'epollier (LAUM), Jean-Philippe Groby (LATF), Laurent De Ryck (LATF), Philippe Leclaire (LATF), Walter Lauriks (LATF), Zine El Abidine Fellah (LMA)

arxiv:physics/0605259 v3 · 2006-05-31 · physics.flu-dyn · physics.gen-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{Q43ORVA55SXZOVGV3JBKH6X6WH}

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	2026-05-18T01:08:46.349320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8736e8d41decaf9754d5da42a3fafeb1f362175d8d29accd4eaf627bc8303044

Aliases

arxiv: physics/0605259 · arxiv_version: physics/0605259v3 · doi: 10.48550/arxiv.physics/0605259 · pith_short_12: Q43ORVA55SXZ · pith_short_16: Q43ORVA55SXZOVGV · pith_short_8: Q43ORVA5

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/Q43ORVA55SXZOVGV3JBKH6X6WH \
  | 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: 8736e8d41decaf9754d5da42a3fafeb1f362175d8d29accd4eaf627bc8303044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a1f1225b46492ca66b3ddb3c3603a1af24ed4db5fd19f63398bbbff7e0d811e",
    "cross_cats_sorted": [
      "physics.gen-ph"
    ],
    "license": "",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2006-05-31T18:08:27Z",
    "title_canon_sha256": "6c3ad904efe450bcfcac167de8e8815816cf7572c681dab1037192f4e7fbb358"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0605259",
    "kind": "arxiv",
    "version": 3
  }
}