Pith Number

pith:2HQUWIMQ

pith:2015:2HQUWIMQAPFKM3RUWKCVZHLKDT

not attested not anchored not stored refs pending

The Water Abundance of the Directly Imaged Substellar Companion {\kappa} And b Retrieved from a Near Infrared Spectrum

Jaime E. Pineda, Jonathan J. Fortney, Kamen O. Todorov, Michael R. Line, Michael R. Meyer, Sascha P. Quanz, Sasha Hinkley

arxiv:1504.00217 v3 · 2015-04-01 · 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{2HQUWIMQAPFKM3RUWKCVZHLKDT}

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	2026-05-18T01:14:09.174951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e14b219003caa66e34b2855c9d6a1cc1d4ca8646f2f20f080de3bdbafdbcb1

Aliases

arxiv: 1504.00217 · arxiv_version: 1504.00217v3 · doi: 10.48550/arxiv.1504.00217 · pith_short_12: 2HQUWIMQAPFK · pith_short_16: 2HQUWIMQAPFKM3RU · pith_short_8: 2HQUWIMQ

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/2HQUWIMQAPFKM3RUWKCVZHLKDT \
  | 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: d1e14b219003caa66e34b2855c9d6a1cc1d4ca8646f2f20f080de3bdbafdbcb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c2c6a47793d998b95ed7602ee01f2a8b8e265e07564524a142ea7b45cdd1403",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-04-01T13:14:43Z",
    "title_canon_sha256": "15bb2eb6cf795a41bce65bf06fdea051ab225c6f0e4ec16f8fe46828e70e4e08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00217",
    "kind": "arxiv",
    "version": 3
  }
}