Pith Number

pith:WANUVTF6

pith:2018:WANUVTF6PVE46ZEU2ACFHMKG4L

not attested not anchored not stored refs pending

Advection-diffusion in porous media with low scale separation: modelling via higher-order asymptotic homogenisation

BIOTIC), Pascale Royer (LMGC

arxiv:1811.07540 v2 · 2018-11-19 · 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{WANUVTF6PVE46ZEU2ACFHMKG4L}

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	2026-05-17T23:52:04.248415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b01b4accbe7d49cf6494d00453b146e2e54b8274297869f7536af8657434b75d

Aliases

arxiv: 1811.07540 · arxiv_version: 1811.07540v2 · doi: 10.48550/arxiv.1811.07540 · pith_short_12: WANUVTF6PVE4 · pith_short_16: WANUVTF6PVE46ZEU · pith_short_8: WANUVTF6

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/WANUVTF6PVE46ZEU2ACFHMKG4L \
  | 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: b01b4accbe7d49cf6494d00453b146e2e54b8274297869f7536af8657434b75d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2684054ad00543676961412f5c2daa6ca3a67d2a9e2247140566aced59d64cc1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2018-11-19T07:59:16Z",
    "title_canon_sha256": "c9f4bd26fed6d71ab048f3bf0091271aa97f2150281e73df4defbfa6a047a91b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07540",
    "kind": "arxiv",
    "version": 2
  }
}