Pith Number

pith:XIZR34UZ

pith:2019:XIZR34UZUZSRCPIU2GB5WNK7EQ

not attested not anchored not stored refs pending

A novel energy factorization approach for the diffuse-interface model with Peng-Robinson equation of state

Jisheng Kou, Shuyu Sun, Xiuhua Wang

arxiv:1903.08852 v1 · 2019-03-21 · 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{XIZR34UZUZSRCPIU2GB5WNK7EQ}

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	2026-05-17T23:50:43.756753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba331df299a665113d14d183db355f243d5dfb5ac4729deab41aca5df6cc60a6

Aliases

arxiv: 1903.08852 · arxiv_version: 1903.08852v1 · doi: 10.48550/arxiv.1903.08852 · pith_short_12: XIZR34UZUZSR · pith_short_16: XIZR34UZUZSRCPIU · pith_short_8: XIZR34UZ

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/XIZR34UZUZSRCPIU2GB5WNK7EQ \
  | 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: ba331df299a665113d14d183db355f243d5dfb5ac4729deab41aca5df6cc60a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ba6c5fd830c135cd48df0eb544ca48243da7e2d90435a32c042fc1494c58ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-21T07:16:01Z",
    "title_canon_sha256": "c04cf6b460e8642179531c2c3648fadae5656ae6e04a3eb2b79ca422a3b4d5f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08852",
    "kind": "arxiv",
    "version": 1
  }
}