Pith Number

pith:OAUS7C42

pith:2018:OAUS7C42TZG7TZHLJTMOLQZMO5

not attested not anchored not stored refs pending

Lagrangian structure for two dimensional non-barotropic compressible fluids

Marcelo M. Santos, Pedro Maluendas

arxiv:1810.11182 v1 · 2018-10-26 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OAUS7C42TZG7TZHLJTMOLQZMO5}

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	2026-05-18T00:02:14.900082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70292f8b9a9e4df9e4eb4cd8e5c32c775d1d9ba9743054321aff647687d59d04

Aliases

arxiv: 1810.11182 · arxiv_version: 1810.11182v1 · doi: 10.48550/arxiv.1810.11182 · pith_short_12: OAUS7C42TZG7 · pith_short_16: OAUS7C42TZG7TZHL · pith_short_8: OAUS7C42

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/OAUS7C42TZG7TZHLJTMOLQZMO5 \
  | 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: 70292f8b9a9e4df9e4eb4cd8e5c32c775d1d9ba9743054321aff647687d59d04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f441961cca3fd65866dae0df4b67b6f4b2b351948633d9fcf79e499b6b14e5fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-26T04:02:05Z",
    "title_canon_sha256": "04178633aea31b3fb3e789dcab90d3c42c49bb91c200b8c431f73e0ccc675d50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11182",
    "kind": "arxiv",
    "version": 1
  }
}