Pith Number

pith:WQR2RHSE

pith:2017:WQR2RHSETMHCWZVZIDIIKPSIRV

not attested not anchored not stored refs pending

Ground-based detection of a cloud of methanol from Enceladus: When is a biomarker not a biomarker?

D. L. Clements, E. Drabek-Maunder, H. J. Fraser, J. Greaves, L.-N. Alconcel

arxiv:1709.09638 v1 · 2017-09-27 · 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{WQR2RHSETMHCWZVZIDIIKPSIRV}

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	2026-05-18T00:34:11.050452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b423a89e449b0e2b66b940d0853e488d6820b40a14f2c2743a22e5ca3d1822d7

Aliases

arxiv: 1709.09638 · arxiv_version: 1709.09638v1 · doi: 10.48550/arxiv.1709.09638 · pith_short_12: WQR2RHSETMHC · pith_short_16: WQR2RHSETMHCWZVZ · pith_short_8: WQR2RHSE

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/WQR2RHSETMHCWZVZIDIIKPSIRV \
  | 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: b423a89e449b0e2b66b940d0853e488d6820b40a14f2c2743a22e5ca3d1822d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7108a4c9e4c3d8f30848723e52aa462ca1b2ded60db4f476890917b7697db3d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-09-27T17:21:12Z",
    "title_canon_sha256": "678160df1105a872f093a341d43d7bbe0e2b7a19c580310de0955a25409c589b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09638",
    "kind": "arxiv",
    "version": 1
  }
}