Pith Number

pith:UUFJUDCN

pith:2023:UUFJUDCNVOCXCQVLFTO2H6UEZK

not attested not anchored not stored refs pending

Multiverse Predictions for Habitability: Planetary Characteristics

Geraint F. Lewis, Luke Barnes, McCullen Sandora, Vladimir Airapetian

arxiv:2302.12376 v1 · 2023-02-24 · astro-ph.EP · 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{UUFJUDCNVOCXCQVLFTO2H6UEZK}

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	2026-07-05T05:45:09.026886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50a9a0c4dab857142ab2cdda3fa84ca8b5cb132027ff4db18228903ab945bd0

Aliases

arxiv: 2302.12376 · arxiv_version: 2302.12376v1 · doi: 10.48550/arxiv.2302.12376 · pith_short_12: UUFJUDCNVOCX · pith_short_16: UUFJUDCNVOCXCQVL · pith_short_8: UUFJUDCN

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/UUFJUDCNVOCXCQVLFTO2H6UEZK \
  | 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: a50a9a0c4dab857142ab2cdda3fa84ca8b5cb132027ff4db18228903ab945bd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1995fac5d363c0bdbc8395baa839f1ba15cf0ab1a33fc1caee60ddcc90c261ab",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-02-24T00:46:17Z",
    "title_canon_sha256": "ee2873f6eb5f59bb90548fd8624041cdc8a42d0e115f05a9f9f97e306be1285b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12376",
    "kind": "arxiv",
    "version": 1
  }
}