Pith Number

pith:SEUPGU3N

pith:2017:SEUPGU3NN6XWSAYR3QI3BFVVXB

not attested not anchored not stored refs pending

Exoplanet Biosignatures: Future Directions

Adrian Lenardic, Betul Kacar, Christopher T. Reinhard, Edward W. Schwieterman, Evgenya L. Shkolnik, Harrison B. Smith, Leroy Cronin, Nancy Y. Kiang, Sara I. Walker, Sebastian Danielache, Shawn Domagal-Goldman, Shiladitya DasSarma, William Bains, William Moore

arxiv:1705.08071 v3 · 2017-05-23 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEUPGU3NN6XWSAYR3QI3BFVVXB}

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	2026-05-18T00:11:07.103268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9128f3536d6faf690311dc11b096b5b867012ed332614d4c543de4c5d1376d21

Aliases

arxiv: 1705.08071 · arxiv_version: 1705.08071v3 · doi: 10.48550/arxiv.1705.08071 · pith_short_12: SEUPGU3NN6XW · pith_short_16: SEUPGU3NN6XWSAYR · pith_short_8: SEUPGU3N

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/SEUPGU3NN6XWSAYR3QI3BFVVXB \
  | 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: 9128f3536d6faf690311dc11b096b5b867012ed332614d4c543de4c5d1376d21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a32055af4cabe32564ad4e7f1c4e0fa613962be97fa4a91dcc7027f184fada6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-05-23T04:10:10Z",
    "title_canon_sha256": "4124131f88dc057efd92c4b84677e4a3cc9d0602730dbea1b6cd0833d9fe0433"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08071",
    "kind": "arxiv",
    "version": 3
  }
}