Pith Number

pith:ZN6I7IJG

pith:2010:ZN6I7IJGWMQBCDYM3DOPI37KB2

not attested not anchored not stored refs pending

Time domain numerical modeling of wave propagation in 2D heterogeneous porous media

Bruno Lombard (LMA), Guillaume Chiavassa (ECM)

arxiv:1012.3315 v2 · 2010-12-15 · physics.flu-dyn · math.NA · physics.class-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{ZN6I7IJGWMQBCDYM3DOPI37KB2}

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	2026-05-18T02:04:24.500551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb7c8fa126b320110f0cd8dcf46fea0e8f94f1a2af2f4aa7099a6335ec283e1d

Aliases

arxiv: 1012.3315 · arxiv_version: 1012.3315v2 · doi: 10.48550/arxiv.1012.3315 · pith_short_12: ZN6I7IJGWMQB · pith_short_16: ZN6I7IJGWMQBCDYM · pith_short_8: ZN6I7IJG

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/ZN6I7IJGWMQBCDYM3DOPI37KB2 \
  | 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: cb7c8fa126b320110f0cd8dcf46fea0e8f94f1a2af2f4aa7099a6335ec283e1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9afde76c1108cced088312c1064a61f6bacffb444a199be1f88db1d3e67a1d8",
    "cross_cats_sorted": [
      "math.NA",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2010-12-15T12:57:36Z",
    "title_canon_sha256": "44246b990b09d60500281c0435178876f4b6d3b2446f6b7813e9e3aee8d2aedc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3315",
    "kind": "arxiv",
    "version": 2
  }
}