Pith Number

pith:CEEFKMA6

pith:2015:CEEFKMA6VC7B3UST3Y7OOCEVRP

not attested not anchored not stored refs pending

Smoothed Particle Hydrodynamics with Smoothed Pseudo-Density

Junichiro Makino, Satoko Yamamoto, Takayuki R. Saitoh

arxiv:1501.06012 v1 · 2015-01-24 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEEFKMA6VC7B3UST3Y7OOCEVRP}

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	2026-05-18T01:46:21.998369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

110855301ea8be1dd253de3ee708958bfc0bfc8c7028612c3cb8a2140525251a

Aliases

arxiv: 1501.06012 · arxiv_version: 1501.06012v1 · doi: 10.48550/arxiv.1501.06012 · pith_short_12: CEEFKMA6VC7B · pith_short_16: CEEFKMA6VC7B3UST · pith_short_8: CEEFKMA6

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/CEEFKMA6VC7B3UST3Y7OOCEVRP \
  | 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: 110855301ea8be1dd253de3ee708958bfc0bfc8c7028612c3cb8a2140525251a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28f5fc637a293142b35231af055443116b6e193d79279bc18a7fad7996e40bb",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-01-24T07:43:57Z",
    "title_canon_sha256": "c2f7217d6177b038e61bebe8fa32bde746be82fc1b52df509e083514ce9b46bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06012",
    "kind": "arxiv",
    "version": 1
  }
}