Pith Number

pith:HNYTV7KU

pith:2019:HNYTV7KUB6M5RVWWQQNO4U7NLP

not attested not anchored not stored refs pending

Spot the Difference: Accuracy of Numerical Simulations via the Human Visual System

Bing Wang, Kiwon Um, Nils Thuerey, Xiangyu Hu

arxiv:1907.04179 v1 · 2019-07-08 · physics.data-an · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNYTV7KUB6M5RVWWQQNO4U7NLP}

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	2026-05-17T23:41:03.087881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b713afd540f99d8d6d6841aee53ed5be2ca5e3abf9dbd98e0ac2e8e2fe44283

Aliases

arxiv: 1907.04179 · arxiv_version: 1907.04179v1 · doi: 10.48550/arxiv.1907.04179 · pith_short_12: HNYTV7KUB6M5 · pith_short_16: HNYTV7KUB6M5RVWW · pith_short_8: HNYTV7KU

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/HNYTV7KUB6M5RVWWQQNO4U7NLP \
  | 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: 3b713afd540f99d8d6d6841aee53ed5be2ca5e3abf9dbd98e0ac2e8e2fe44283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02bc2747c2df089a98d24a836d19dcbccc6ca00164f79af0424d22ca9986d23d",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2019-07-08T17:32:59Z",
    "title_canon_sha256": "925a5e237c80d67b5b4eb2675045ee620e462c8b1b0b7946b325768da1c8c997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04179",
    "kind": "arxiv",
    "version": 1
  }
}