Pith Number

pith:2UJSNDZQ

pith:2026:2UJSNDZQAVDIPPQ4JWWU6AET4N

not attested not anchored not stored refs pending

Stellar Activity, Exoplanet, Habitability, Planetary Atmospheres

Allison Youngblood, Ant\'igona Segura, Arghyadeep Paul, Dibyendu Nandy, Konstantin Herbst, Manuel G\"udel, Raissa Estrela

arxiv:2607.27531 v1 · 2026-07-29 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UJSNDZQAVDIPPQ4JWWU6AET4N}

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	2026-07-31T01:25:16.189950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

d513268f30054687be1c4dad4f0093e36d8af74c51a57d467dcd7f39df352066

Aliases

arxiv: 2607.27531 · arxiv_version: 2607.27531v1 · doi: 10.48550/arxiv.2607.27531 · pith_short_12: 2UJSNDZQAVDI · pith_short_16: 2UJSNDZQAVDIPPQ4 · pith_short_8: 2UJSNDZQ

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/2UJSNDZQAVDIPPQ4JWWU6AET4N \
  | 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: d513268f30054687be1c4dad4f0093e36d8af74c51a57d467dcd7f39df352066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecf4037267ec4aad69ef3af1fb4908860ad4ee9be97081c1666ddbdfbad6ce17",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-07-29T23:49:51Z",
    "title_canon_sha256": "f47f0a77cbff1fb9c2dbd42ba28e6df4cb7f3d9eb4c0b396cebff28560597c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27531",
    "kind": "arxiv",
    "version": 1
  }
}