Pith Number

pith:L67OTTBR

pith:2013:L67OTTBR7PB4YWUYN6HJJA43MX

not attested not anchored not stored refs pending

Crouzeix-Raviart MsFEM with Bubble Functions for Diffusion and Advection-Diffusion in Perforated Media

Alexei Lozinski (LM-Besan\c{c}on), Bagus Putra Muljadi (IMT), Jacek Narski (IMT), Pierre Degond (IMT)

arxiv:1310.8639 v1 · 2013-09-29 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L67OTTBR7PB4YWUYN6HJJA43MX}

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	2026-05-18T03:08:16.492997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fbee9cc31fbc3cc5a986f8e94839b65d9af6ded92600957b9835e1583a3b70b

Aliases

arxiv: 1310.8639 · arxiv_version: 1310.8639v1 · doi: 10.48550/arxiv.1310.8639 · pith_short_12: L67OTTBR7PB4 · pith_short_16: L67OTTBR7PB4YWUY · pith_short_8: L67OTTBR

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/L67OTTBR7PB4YWUYN6HJJA43MX \
  | 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: 5fbee9cc31fbc3cc5a986f8e94839b65d9af6ded92600957b9835e1583a3b70b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31422958db329b95af395bc3f1093f845720ef13d2b3f8a8acb5720bb3625fe1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-09-29T17:39:49Z",
    "title_canon_sha256": "e4a2290d9cc3aa178dcc59501344f620fef5429660d5c4b9da1bdb6d523d4e97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8639",
    "kind": "arxiv",
    "version": 1
  }
}