Pith Number

pith:TFD3FF2G

pith:2016:TFD3FF2G6FSELKSC5ERWM34VUA

not attested not anchored not stored refs pending

Detection of the atmosphere of the 1.6 Earth mass exoplanet GJ 1132b

John Southworth, Luigi Mancini, Nikku Madhusudhan, Paul Molliere, Simona Ciceri, Thomas Henning

arxiv:1612.02425 v2 · 2016-12-07 · 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{TFD3FF2G6FSELKSC5ERWM34VUA}

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	2026-05-18T00:46:55.278222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9947b29746f16445aa42e923666f95a00c334007ed98808a5227d5294f44d4ee

Aliases

arxiv: 1612.02425 · arxiv_version: 1612.02425v2 · doi: 10.48550/arxiv.1612.02425 · pith_short_12: TFD3FF2G6FSE · pith_short_16: TFD3FF2G6FSELKSC · pith_short_8: TFD3FF2G

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/TFD3FF2G6FSELKSC5ERWM34VUA \
  | 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: 9947b29746f16445aa42e923666f95a00c334007ed98808a5227d5294f44d4ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d655a7c4818299c7780250963f4c1bd2b5f5294256dfa8cbb69f9eb5514ff41",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-12-07T21:00:00Z",
    "title_canon_sha256": "2157b0d549852bf876e40e854506d2302725af24a29cf3a1abc9b1d8d260d42c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02425",
    "kind": "arxiv",
    "version": 2
  }
}