Pith Number

pith:JBVIQTT5

pith:2026:JBVIQTT5IAUOO36W4LQL7XXPSJ

not attested not anchored not stored refs pending

Bridging perturbation theory and simulations: initial conditions and fast integrators for cosmological simulations

Oliver Hahn

arxiv:2608.03400 v1 · 2026-08-04 · 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{JBVIQTT5IAUOO36W4LQL7XXPSJ}

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	2026-08-05T01:35:46.157375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

486a884e7d4028e76fd6e2e0bfdeef92447f879d1c9cbedc5212224661d03dec

Aliases

arxiv: 2608.03400 · arxiv_version: 2608.03400v1 · doi: 10.48550/arxiv.2608.03400 · pith_short_12: JBVIQTT5IAUO · pith_short_16: JBVIQTT5IAUOO36W · pith_short_8: JBVIQTT5

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/JBVIQTT5IAUOO36W4LQL7XXPSJ \
  | 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: 486a884e7d4028e76fd6e2e0bfdeef92447f879d1c9cbedc5212224661d03dec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f37e9a5708949f37b8e7df5d72581bb717fbb703de52fdb1d29acad9f85289b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-08-04T09:54:36Z",
    "title_canon_sha256": "6b5010f4938adabfe8e1cbe80095164a2928d8f477915493b158b8020f77524c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03400",
    "kind": "arxiv",
    "version": 1
  }
}