Pith Number

pith:JR7I2M4V

pith:2026:JR7I2M4VZNOYZBTT3EAWJN2VMV

not attested not anchored not stored refs pending

Maximal entropy production principle and the Euler system of gas dynamics

Eduard Feireisl, Elisabetta Chiodaroli, Ond\v{r}ej Kreml, Simon Markfelder

arxiv:2605.26687 v1 · 2026-05-26 · 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{JR7I2M4VZNOYZBTT3EAWJN2VMV}

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	2026-05-27T01:06:06.115654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c7e8d3395cb5d8c8673d90164b755655e3e260bd6865015dc98ca261c4a2c46

Aliases

arxiv: 2605.26687 · arxiv_version: 2605.26687v1 · doi: 10.48550/arxiv.2605.26687 · pith_short_12: JR7I2M4VZNOY · pith_short_16: JR7I2M4VZNOYZBTT · pith_short_8: JR7I2M4V

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/JR7I2M4VZNOYZBTT3EAWJN2VMV \
  | 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: 4c7e8d3395cb5d8c8673d90164b755655e3e260bd6865015dc98ca261c4a2c46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db076f6128903c05ead2d0c49d67dfdc76ff303a2d411f0ffa8ad4a517c060c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-05-26T08:27:05Z",
    "title_canon_sha256": "c0a1fd438a482bad64b9df44d27ff6f90d1513c2cb7b566147b77dcd86592db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26687",
    "kind": "arxiv",
    "version": 1
  }
}