Pith Number

pith:NIYDXQAB

pith:2013:NIYDXQABELFPHTETKT5NOJWDLB

not attested not anchored not stored refs pending

Gaussian Process for star and planet characterisation

C. Danielski, G. Tinetti, P. Jagoda, T. Kacprzak

arxiv:1304.6673 v2 · 2013-04-24 · 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{NIYDXQABELFPHTETKT5NOJWDLB}

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	2026-05-18T03:03:32.260949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a303bc00122caf3cc9354fad726c3586f09e7148bc20d036fb5732e612e021f

Aliases

arxiv: 1304.6673 · arxiv_version: 1304.6673v2 · doi: 10.48550/arxiv.1304.6673 · pith_short_12: NIYDXQABELFP · pith_short_16: NIYDXQABELFPHTET · pith_short_8: NIYDXQAB

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/NIYDXQABELFPHTETKT5NOJWDLB \
  | 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: 6a303bc00122caf3cc9354fad726c3586f09e7148bc20d036fb5732e612e021f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "657c5ea3bd6d2792a59cdc01fe3d413aeede77789ab4e4894ff12c7a2c59fd28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-24T17:33:00Z",
    "title_canon_sha256": "097067da8e1f4cfb3049c997d1e9b1c76677fe45321e7b7f549086181908a4be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6673",
    "kind": "arxiv",
    "version": 2
  }
}