Pith Number

pith:2D4PPPPC

pith:2026:2D4PPPPCJ4L2EMXQFEKJ5LFCKU

not attested not anchored not stored refs pending

Visual analytics for cosmological simulation results

Maarten Baes, Paul Vauterin

arxiv:2607.29426 v1 · 2026-07-31 · astro-ph.IM · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2D4PPPPCJ4L2EMXQFEKJ5LFCKU}

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	2026-08-03T01:34:20.121464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f8f7bde24f17a232f029149eaca2552527dabeb9386ef1346383e5dc551283

Aliases

arxiv: 2607.29426 · arxiv_version: 2607.29426v1 · doi: 10.48550/arxiv.2607.29426 · pith_short_12: 2D4PPPPCJ4L2 · pith_short_16: 2D4PPPPCJ4L2EMXQ · pith_short_8: 2D4PPPPC

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/2D4PPPPCJ4L2EMXQFEKJ5LFCKU \
  | 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: d0f8f7bde24f17a232f029149eaca2552527dabeb9386ef1346383e5dc551283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac6fbcb24a8a5612e9f168ad38d4bed4955be98ee70df74b8fc5cdc7f3621d8",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-31T13:46:57Z",
    "title_canon_sha256": "ec858c6737d53f11c3f45b5c955345af4443f6e9eb181af56d30e0fd73b32e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29426",
    "kind": "arxiv",
    "version": 1
  }
}