Pith Number

pith:4TSD7PTO

pith:2001:4TSD7PTOSETABSWC6GLGP7LUWT

not attested not anchored not stored refs pending

Finite volume approximation of the effective diffusion matrix: The case of independent bond disorder

Dima Ioffe, Pietro Caputo

arxiv:math/0110215 v1 · 2001-10-19 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TSD7PTOSETABSWC6GLGP7LUWT}

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	2026-05-18T01:38:29.798349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4e43fbe6e912600cac2f19667fd74b4d257d2c68fde89d036af527bad2d506b

Aliases

arxiv: math/0110215 · arxiv_version: math/0110215v1 · doi: 10.48550/arxiv.math/0110215 · pith_short_12: 4TSD7PTOSETA · pith_short_16: 4TSD7PTOSETABSWC · pith_short_8: 4TSD7PTO

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/4TSD7PTOSETABSWC6GLGP7LUWT \
  | 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: e4e43fbe6e912600cac2f19667fd74b4d257d2c68fde89d036af527bad2d506b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e29b822803df4196cc180a64b7905a4c86919294e7aa6c67f07ca9be1a7e887",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.PR",
    "submitted_at": "2001-10-19T14:49:47Z",
    "title_canon_sha256": "e7c577a432e2e47eead946f07147f70366ff184f1e938d2868f5683f25dbd5c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0110215",
    "kind": "arxiv",
    "version": 1
  }
}