Pith Number

pith:F5ZYIRP3

pith:2012:F5ZYIRP3MLEKMEUGIUMPKGKZWU

not attested not anchored not stored refs pending

Planet-Induced Emission Enhancements in HD 179949: Results from McDonald Observations

L. Gurdemir, M. Cuntz, S. Redfield

arxiv:1202.3612 v1 · 2012-02-16 · 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{F5ZYIRP3MLEKMEUGIUMPKGKZWU}

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	2026-05-18T01:58:24.442069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f738445fb62c8a612864518f51959b5226673b46c977b9999663f0e1ce8c5f3

Aliases

arxiv: 1202.3612 · arxiv_version: 1202.3612v1 · doi: 10.48550/arxiv.1202.3612 · pith_short_12: F5ZYIRP3MLEK · pith_short_16: F5ZYIRP3MLEKMEUG · pith_short_8: F5ZYIRP3

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/F5ZYIRP3MLEKMEUGIUMPKGKZWU \
  | 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: 2f738445fb62c8a612864518f51959b5226673b46c977b9999663f0e1ce8c5f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57208ef5151c6bbcff799f47367cdbaab3b947ee5658609d0f26823616077a03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-16T15:06:43Z",
    "title_canon_sha256": "fd4fa4250267bc11a958e869fb07214a51cf3c168a85c48eac049944c4f5523a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3612",
    "kind": "arxiv",
    "version": 1
  }
}