Pith Number

pith:SQRF7IY3

pith:2020:SQRF7IY3SPD54QSGT44FDRKFCT

not attested not anchored not stored refs pending

The CARMENES search for exoplanets around M dwarfs. Variability of the He I line at 10830 \AA

A. Kaminski, A. P. Hatzes, A. Quirrenbach, A. Reiners, B. Fuhrmeister, D. Galad\'i-Enr\'iquez, D. Hintz, D. Montes, E. Nagel, E. N. Johnson, F. F. Bauer, I. Ribas, J. A. Caballero, J. H. M. M. Schmitt, L. Hildebrandt, L. Nortmann, M. Cort\'es-Contreras, M K\"urster, M. Lafarga, M. Zechmeister, P. J. Amado, P. Sch\"ofer, S. Czesla, S. Dreizler, S. V. Jeffers, V. J. S. B\'ejar

arxiv:2006.09372 v1 · 2020-06-16 · astro-ph.SR · 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{SQRF7IY3SPD54QSGT44FDRKFCT}

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	2026-07-05T01:26:19.185621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94225fa31b93c7de42469f3851c54514ce8b01d583c127953db9539f9daa52ea

Aliases

arxiv: 2006.09372 · arxiv_version: 2006.09372v1 · doi: 10.48550/arxiv.2006.09372 · pith_short_12: SQRF7IY3SPD5 · pith_short_16: SQRF7IY3SPD54QSG · pith_short_8: SQRF7IY3

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/SQRF7IY3SPD54QSGT44FDRKFCT \
  | 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: 94225fa31b93c7de42469f3851c54514ce8b01d583c127953db9539f9daa52ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bbb6db2ca785340033dc298a9e0d76ce8428a10c1559508ad41530f8f38609f",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-16T11:10:17Z",
    "title_canon_sha256": "d3b13fe436af03d8a220d983fa34d7e3ff7a7c9b826e4cc2c3e4abc331601dd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.09372",
    "kind": "arxiv",
    "version": 1
  }
}