Pith Number

pith:DPNASNXS

pith:2019:DPNASNXSDW23GD7PZT433XS33G

not attested not anchored not stored refs pending

Numerical Analysis of a Contact Problem with Wear

Anna Ochal, Danfu Han, Michal Jureczka, Weimin Han

arxiv:1905.05541 v1 · 2019-05-14 · 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{DPNASNXSDW23GD7PZT433XS33G}

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	2026-05-17T23:46:14.259702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bda0936f21db5b30fefccf9bdde5bd992a2e5a831bbaee716d83a6fd8c71e2c

Aliases

arxiv: 1905.05541 · arxiv_version: 1905.05541v1 · doi: 10.48550/arxiv.1905.05541 · pith_short_12: DPNASNXSDW23 · pith_short_16: DPNASNXSDW23GD7P · pith_short_8: DPNASNXS

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/DPNASNXSDW23GD7PZT433XS33G \
  | 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: 1bda0936f21db5b30fefccf9bdde5bd992a2e5a831bbaee716d83a6fd8c71e2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "309651f643e2351440dba5ba366ffe7594c762099d6ff0ee8a2dd93ac01a8361",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-05-14T12:10:37Z",
    "title_canon_sha256": "d94327d7a92c07f885cb347c04cd2231d9a8b02f2137b79ba10d97036e065006"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05541",
    "kind": "arxiv",
    "version": 1
  }
}