Pith Number

pith:PZWPT2GF

pith:2013:PZWPT2GFRERHPNCTOYJ3XDJAU2

not attested not anchored not stored refs pending

Flat-relative optimal extraction. A quick and efficient algorithm for stabilised spectrographs

2), (2) Queen Mary University, A. Reiners (1) ((1) Institut f\"ur Astrophysik, G. Anglada-Escud\'e (1, G\"ottingen, London), M. Zechmeister (1)

arxiv:1311.5263 v1 · 2013-11-20 · astro-ph.IM · 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{PZWPT2GFRERHPNCTOYJ3XDJAU2}

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.

Cited by

1 paper in Pith

Spinning out of focus: The challenge of rotational line broadening in exoplanet reflection spectroscopy

Receipt and verification

First computed	2026-05-18T01:46:11.827202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e6cf9e8c5892277b4537613bb8d20a69b2b226ccda2edc17d97d0c0f335f6de

Aliases

arxiv: 1311.5263 · arxiv_version: 1311.5263v1 · doi: 10.48550/arxiv.1311.5263 · pith_short_12: PZWPT2GFRERH · pith_short_16: PZWPT2GFRERHPNCT · pith_short_8: PZWPT2GF

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/PZWPT2GFRERHPNCTOYJ3XDJAU2 \
  | 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: 7e6cf9e8c5892277b4537613bb8d20a69b2b226ccda2edc17d97d0c0f335f6de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fb395febd545e94a3e198792becda96a44b6bc9e3a305a325931124d41bbba7",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-11-20T23:16:45Z",
    "title_canon_sha256": "7f57d0e3de020b5e2bff12c6de4179c69b919ea2d8dfc5ddfc8e1ce13a915a17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5263",
    "kind": "arxiv",
    "version": 1
  }
}