Pith Number

pith:OQNNBIDU

pith:2018:OQNNBIDUTKMUVW75BYTJFSXCL4

not attested not anchored not stored refs pending

Quintessential Isocurvature in Separate Universe Simulations

Drew Jamieson, Marilena Loverde

arxiv:1812.08765 v2 · 2018-12-20 · 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{OQNNBIDUTKMUVW75BYTJFSXCL4}

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	2026-05-17T23:40:03.991054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

741ad0a0749a994adbfd0e2692cae25f22438648ad12a09674d7e4498d42f09d

Aliases

arxiv: 1812.08765 · arxiv_version: 1812.08765v2 · doi: 10.48550/arxiv.1812.08765 · pith_short_12: OQNNBIDUTKMU · pith_short_16: OQNNBIDUTKMUVW75 · pith_short_8: OQNNBIDU

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/OQNNBIDUTKMUVW75BYTJFSXCL4 \
  | 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: 741ad0a0749a994adbfd0e2692cae25f22438648ad12a09674d7e4498d42f09d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cbc67643fb6214bc87fd75990546dd2e7de8a2e87a8efd86fe5a0ec0573bf4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-12-20T18:49:29Z",
    "title_canon_sha256": "27df033c844be21f852d52fe25668cb846d83d568329a5d0a9c6db90497c6080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08765",
    "kind": "arxiv",
    "version": 2
  }
}