Pith Number

pith:V2FYKMYZ

pith:2025:V2FYKMYZKADMZK4PCVIYVFPPPZ

not attested not anchored not stored refs pending

Non-conservation of linear momentum in widely used hierarchical methods in gravitational gas dynamics

A. V. Yudin, M. Sh. Potashov

arxiv:2502.01496 v1 · 2025-02-03 · astro-ph.SR · astro-ph.HE · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2FYKMYZKADMZK4PCVIYVFPPPZ}

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	2026-07-05T10:08:55.959269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae8b8533195006ccab8f15518a95ef7e4f810928936a1bca50ca4eeb1ef282bf

Aliases

arxiv: 2502.01496 · arxiv_version: 2502.01496v1 · doi: 10.48550/arxiv.2502.01496 · pith_short_12: V2FYKMYZKADM · pith_short_16: V2FYKMYZKADMZK4P · pith_short_8: V2FYKMYZ

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/V2FYKMYZKADMZK4PCVIYVFPPPZ \
  | 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: ae8b8533195006ccab8f15518a95ef7e4f810928936a1bca50ca4eeb1ef282bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26f0321a97245b8e7899f3f19427e4747b61cf778d6c138d4cec2c4f84d0d3a6",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-02-03T16:28:49Z",
    "title_canon_sha256": "ba0bacba1d68ded5755451e5049b18d8e52de87caab4dbca891655022032c723"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.01496",
    "kind": "arxiv",
    "version": 1
  }
}