Pith Number

pith:DW3WNTUJ

pith:2019:DW3WNTUJAADVMJAID4YJKQWW2Z

not attested not anchored not stored refs pending

On strong continuity of weak solutions to the compressible Euler system

Anna Abbatiello, Eduard Feireisl

arxiv:1904.13232 v1 · 2019-04-30 · 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{DW3WNTUJAADVMJAID4YJKQWW2Z}

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	2026-05-17T23:47:21.855147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1db766ce8900075624081f309542d6d65624260ae90a7879d8e38c9949d15438

Aliases

arxiv: 1904.13232 · arxiv_version: 1904.13232v1 · doi: 10.48550/arxiv.1904.13232 · pith_short_12: DW3WNTUJAADV · pith_short_16: DW3WNTUJAADVMJAI · pith_short_8: DW3WNTUJ

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/DW3WNTUJAADVMJAID4YJKQWW2Z \
  | 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: 1db766ce8900075624081f309542d6d65624260ae90a7879d8e38c9949d15438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6b1641e18556f3068dd6d15a489a060998ffa5143c043949a60559aa724f5e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-30T13:38:23Z",
    "title_canon_sha256": "d7b762bd6bf8500b9e400c27542cdb894a9a7fb42e1428428ab64f94b4d2e8fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13232",
    "kind": "arxiv",
    "version": 1
  }
}