Pith Number

pith:LWOPM5IV

pith:2026:LWOPM5IVONJXAOYYNHK4AHFGDP

not attested not anchored not stored refs pending

Mars as an Exoplanet: Lessons from a Planet at the Edge of Habitability

David A. Brain, Emma L. Miles, Joana R.C. Voigt, Michelle L. Hill, Paul K. Byrne, Shannon M. Curry, Skylar D'Angiolillo, Stephen R. Kane

arxiv:2605.18949 v1 · 2026-05-18 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWOPM5IVONJXAOYYNHK4AHFGDP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-20T00:06:38.069063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d9cf675157353703b1869d5c01ca61bc455d8c80375289494cba2b9a7b310da

Aliases

arxiv: 2605.18949 · arxiv_version: 2605.18949v1 · doi: 10.48550/arxiv.2605.18949 · pith_short_12: LWOPM5IVONJX · pith_short_16: LWOPM5IVONJXAOYY · pith_short_8: LWOPM5IV

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/LWOPM5IVONJXAOYYNHK4AHFGDP \
  | 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: 5d9cf675157353703b1869d5c01ca61bc455d8c80375289494cba2b9a7b310da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6ba385919d4aeb2fb239e8ccb3ba0ecb414ff73eeb59b0529a8d84ee759c6a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-18T18:00:02Z",
    "title_canon_sha256": "425be4e74b6a2bc60734997e5fce1dced19a5edff9c66002de9b354d176c2493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18949",
    "kind": "arxiv",
    "version": 1
  }
}