Pith Number

pith:3Y2Q5ENZ

pith:2020:3Y2Q5ENZF2EWSUUBVBZ2DPSFMY

not attested not anchored not stored refs pending

The BAHAMAS project: Effects of dynamical dark energy on large-scale structure

Andreea S. Font, Ian G. McCarthy, Jaime Salcido, Joop Schaye, Juliana Kwan, Sam G. Stafford, Shaun T. Brown, Simon Pfeifer

arxiv:2004.07670 v2 · 2020-04-16 · 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{3Y2Q5ENZF2EWSUUBVBZ2DPSFMY}

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	2026-07-05T01:26:12.689372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de350e91b92e89695281a873a1be45662163ca3633eb448f0372f9d502318285

Aliases

arxiv: 2004.07670 · arxiv_version: 2004.07670v2 · doi: 10.48550/arxiv.2004.07670 · pith_short_12: 3Y2Q5ENZF2EW · pith_short_16: 3Y2Q5ENZF2EWSUUB · pith_short_8: 3Y2Q5ENZ

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/3Y2Q5ENZF2EWSUUBVBZ2DPSFMY \
  | 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: de350e91b92e89695281a873a1be45662163ca3633eb448f0372f9d502318285

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c76702a2704f8789a00dafc189cd404bee17bc0b7da06b2aba94c8600bedd5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-04-16T14:07:42Z",
    "title_canon_sha256": "4572328a6c903a4aec45aabc3c5e3bc5c6f0b19086e9b3dfa023a6ab45aa9759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.07670",
    "kind": "arxiv",
    "version": 2
  }
}