Pith Number

pith:TATUHXOE

pith:2011:TATUHXOEHCZIJNLDPFW26VLYTD

not attested not anchored not stored refs pending

Analysis of a Darcy-Cahn-Hilliard Diffuse Interface Model for the Hele-Shaw Flow and its Fully Discrete Finite Element Approximation

Steven Wise, Xiaobing Feng

arxiv:1105.1148 v2 · 2011-05-05 · 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{TATUHXOEHCZIJNLDPFW26VLYTD}

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	2026-05-18T03:27:11.644407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

982743ddc438b284b563796daf557898c7e263764e514017da7002d23ce366f3

Aliases

arxiv: 1105.1148 · arxiv_version: 1105.1148v2 · doi: 10.48550/arxiv.1105.1148 · pith_short_12: TATUHXOEHCZI · pith_short_16: TATUHXOEHCZIJNLD · pith_short_8: TATUHXOE

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/TATUHXOEHCZIJNLDPFW26VLYTD \
  | 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: 982743ddc438b284b563796daf557898c7e263764e514017da7002d23ce366f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8848d9dbb63332165eb583a6fc1052f8875ce5518ba72d8413f56aa8e091c969",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-05-05T19:10:36Z",
    "title_canon_sha256": "9219835a4c46771ff35841535453edc807f95b4a8b19b1f918d5db97dcf28b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1148",
    "kind": "arxiv",
    "version": 2
  }
}