Pith Number

pith:PODDM2FM

pith:2002:PODDM2FM6YLXLR5C47LTFCWDFG

not attested not anchored not stored refs pending

Fracture toughness in fibrous materials

I. L. Menezes-Sobrinho

arxiv:cond-mat/0201393 v1 · 2002-01-22 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PODDM2FM6YLXLR5C47LTFCWDFG}

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	2026-05-18T01:07:00.107142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b863668acf61775c7a2e7d7328ac32981a7bfa866f0a4870c7458563db0f721

Aliases

arxiv: cond-mat/0201393 · arxiv_version: cond-mat/0201393v1 · doi: 10.48550/arxiv.cond-mat/0201393 · pith_short_12: PODDM2FM6YLX · pith_short_16: PODDM2FM6YLXLR5C · pith_short_8: PODDM2FM

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/PODDM2FM6YLXLR5C47LTFCWDFG \
  | 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: 7b863668acf61775c7a2e7d7328ac32981a7bfa866f0a4870c7458563db0f721

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "923fd389dc28e9f8e07abc7415b3eba27610463e4a55d7b0e5322b2f2362ca93",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2002-01-22T15:23:15Z",
    "title_canon_sha256": "41e2a5878d1df9c6d58fd70838ec4180905f914fc91bf671a97c81b6d7019f76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0201393",
    "kind": "arxiv",
    "version": 1
  }
}