Pith Number

pith:PLDELSNH

pith:2018:PLDELSNH2NQRMVDA3EICTLRN7L

not attested not anchored not stored refs pending

A visualization toolkit for the simulation code Arepo

Thomas H. Greif

arxiv:1811.07414 v1 · 2018-11-18 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLDELSNH2NQRMVDA3EICTLRN7L}

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	2026-05-18T00:00:24.579488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ac645c9a7d361165460d91029ae2dfaf337afc59a77ff9f4d30fe2800f5a684

Aliases

arxiv: 1811.07414 · arxiv_version: 1811.07414v1 · doi: 10.48550/arxiv.1811.07414 · pith_short_12: PLDELSNH2NQR · pith_short_16: PLDELSNH2NQRMVDA · pith_short_8: PLDELSNH

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/PLDELSNH2NQRMVDA3EICTLRN7L \
  | 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: 7ac645c9a7d361165460d91029ae2dfaf337afc59a77ff9f4d30fe2800f5a684

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb114bef374cdfb887ad7446785e9e6e0b00275c622d51924c190cf0e2291607",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-18T22:22:49Z",
    "title_canon_sha256": "7f14f5e54a8d210536eb66f8c85e3e9dd9d2c25bd836b27f9df6dd69cc06a073"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07414",
    "kind": "arxiv",
    "version": 1
  }
}