Pith Number

pith:3B4E42BK

pith:2015:3B4E42BKLLQNMNX4GZBK5ZUQH4

not attested not anchored not stored refs pending

Block Time Step Storage Scheme for Astrophysical N-body Simulations

Maxwell Xu Cai, M.B.N. Kouwenhoven, Paulina Assmann, Rainer Spurzem, Yohai Meiron

arxiv:1506.07591 v1 · 2015-06-25 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3B4E42BKLLQNMNX4GZBK5ZUQH4}

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	2026-05-18T01:30:58.289771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8784e682a5ae0d636fc3642aee6903f0a30ca86958174bbfc88e5fe6040de38

Aliases

arxiv: 1506.07591 · arxiv_version: 1506.07591v1 · doi: 10.48550/arxiv.1506.07591 · pith_short_12: 3B4E42BKLLQN · pith_short_16: 3B4E42BKLLQNMNX4 · pith_short_8: 3B4E42BK

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/3B4E42BKLLQNMNX4GZBK5ZUQH4 \
  | 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: d8784e682a5ae0d636fc3642aee6903f0a30ca86958174bbfc88e5fe6040de38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a116ce68ceb04206cf3c4f698c3a6b15c6321839ae83c14ef604f556835b669",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-06-25T01:13:19Z",
    "title_canon_sha256": "3ea130cc24faad3a55ef61e17720cd3f484d6b114ebd22337f14cf3665c88006"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07591",
    "kind": "arxiv",
    "version": 1
  }
}