Pith Number

pith:K2D5DNKI

pith:2017:K2D5DNKIQVPPYSP3YYVMS35ZFU

not attested not anchored not stored refs pending

Derivation of the Navier - Stokes - Poisson system with radiation for an accretion disk

Bernard Ducomet, Maria Angeles Rodriguez - Bellido, Milan Pokorny, Sarka Necasova

arxiv:1705.05905 v1 · 2017-05-16 · 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{K2D5DNKIQVPPYSP3YYVMS35ZFU}

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	2026-05-18T00:23:38.863514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5687d1b548855efc49fbc62ac96fb92d090ada7aeafbd2dcb72fdd8aae3320b4

Aliases

arxiv: 1705.05905 · arxiv_version: 1705.05905v1 · doi: 10.48550/arxiv.1705.05905 · pith_short_12: K2D5DNKIQVPP · pith_short_16: K2D5DNKIQVPPYSP3 · pith_short_8: K2D5DNKI

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/K2D5DNKIQVPPYSP3YYVMS35ZFU \
  | 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: 5687d1b548855efc49fbc62ac96fb92d090ada7aeafbd2dcb72fdd8aae3320b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35f19f91010f8a325815a48688dc7c98bb5bdfe568bca11e64b1998cb171d7b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-16T20:38:49Z",
    "title_canon_sha256": "0f07ca1310d97a75472e217c4f4e1732272a1b4b8d2458e755d3d49f2f6643a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05905",
    "kind": "arxiv",
    "version": 1
  }
}