Pith Number

pith:OC4LL6B5

pith:2016:OC4LL6B5RQHPXCQRYTSARKJXD6

not attested not anchored not stored refs pending

Hyperbolic Self-Gravity Solver for Large Scale Hydrodynamical Simulations

Hiroki Nagakura, Hirotada Okawa, Kotaro Fujisawa, Ryosuke Hirai

arxiv:1602.05700 v2 · 2016-02-18 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OC4LL6B5RQHPXCQRYTSARKJXD6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:16:42.360496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70b8b5f83d8c0efb8a11c4e408a9371f85940f7ef79b40dbbbc39933c0f4df04

Aliases

arxiv: 1602.05700 · arxiv_version: 1602.05700v2 · doi: 10.48550/arxiv.1602.05700 · pith_short_12: OC4LL6B5RQHP · pith_short_16: OC4LL6B5RQHPXCQR · pith_short_8: OC4LL6B5

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/OC4LL6B5RQHPXCQRYTSARKJXD6 \
  | 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: 70b8b5f83d8c0efb8a11c4e408a9371f85940f7ef79b40dbbbc39933c0f4df04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6b4323c0f6e3d0cdae9fa2f0276b69433b56716a695aca03d2ca85df158cc53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-02-18T07:29:10Z",
    "title_canon_sha256": "f15f2672dbeb1ed68c7f407ac0ee95f701efdf9785daf03424440676bdd75a87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05700",
    "kind": "arxiv",
    "version": 2
  }
}