Pith Number

pith:VEGKIUG7

pith:2018:VEGKIUG7UMD5GPY5TETQGJTBM3

not attested not anchored not stored refs pending

Elementary symmetrization of inviscid two-fluid flow equations giving a number of instant results

Lizhi Ruan, Yuri Trakhinin

arxiv:1810.04386 v1 · 2018-10-10 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEGKIUG7UMD5GPY5TETQGJTBM3}

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	2026-05-17T23:47:30.027561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a90ca450dfa307d33f1d992703266166f1ad9e6e6fee5d4151b86d2cefbf6cd7

Aliases

arxiv: 1810.04386 · arxiv_version: 1810.04386v1 · doi: 10.48550/arxiv.1810.04386 · pith_short_12: VEGKIUG7UMD5 · pith_short_16: VEGKIUG7UMD5GPY5 · pith_short_8: VEGKIUG7

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/VEGKIUG7UMD5GPY5TETQGJTBM3 \
  | 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: a90ca450dfa307d33f1d992703266166f1ad9e6e6fee5d4151b86d2cefbf6cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406d05c1f4200f679dceeca7bcf5ea6c6c9410df0a83c654acf9bac83f7fc63f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-10T06:41:09Z",
    "title_canon_sha256": "f5e323bedafdd8429bc25b531dfa1b19b094cfed8b8ef449d712de291c945a93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04386",
    "kind": "arxiv",
    "version": 1
  }
}