Pith Number

pith:KFTMBDBV

pith:2023:KFTMBDBVRYKW5BFIMG2YRV7GUG

not attested not anchored not stored refs pending

A Parallel-in-time Method Based on Preconditioner for Biot's Model

Guoliang Ju, Huipeng Gu, Wei Xing, Zeyuan Zhou

arxiv:2310.10430 v1 · 2023-10-16 · math.NA · cs.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{KFTMBDBVRYKW5BFIMG2YRV7GUG}

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	2026-07-05T07:01:19.894346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5166c08c358e156e84a861b588d7e6a1abe19e9bac7c00f680819ab619aab6b7

Aliases

arxiv: 2310.10430 · arxiv_version: 2310.10430v1 · doi: 10.48550/arxiv.2310.10430 · pith_short_12: KFTMBDBVRYKW · pith_short_16: KFTMBDBVRYKW5BFI · pith_short_8: KFTMBDBV

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/KFTMBDBVRYKW5BFIMG2YRV7GUG \
  | 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: 5166c08c358e156e84a861b588d7e6a1abe19e9bac7c00f680819ab619aab6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06a5fe8c1143dcf06bcd8786bada0ab781d699c5d6ed48b0c7b2722a23b4ba64",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-10-16T14:15:28Z",
    "title_canon_sha256": "e8f42bbbbeae8a68d50668666b8bd2b1a1aea34404d9802237bd0c77a12c2064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.10430",
    "kind": "arxiv",
    "version": 1
  }
}