Pith Number

pith:2KN4KVHN

pith:2021:2KN4KVHN2DP3ECPATPVZMOAXL7

not attested not anchored not stored refs pending

Determination of spectroscopic parameters for 313 M dwarf stars from their APOGEE Data Release 16 H-band spectra

B\'arbara Rojas-Ayala, Elisa Delgado Mena, Pedro Sarmento, Sergi Blanco-Cuaresma

arxiv:2103.04848 v1 · 2021-03-08 · 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{2KN4KVHN2DP3ECPATPVZMOAXL7}

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	2026-07-05T02:47:33.245059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d29bc554edd0dfb209e09beb9638175fc665636a365f59868457d6b6cc51373c

Aliases

arxiv: 2103.04848 · arxiv_version: 2103.04848v1 · doi: 10.48550/arxiv.2103.04848 · pith_short_12: 2KN4KVHN2DP3 · pith_short_16: 2KN4KVHN2DP3ECPA · pith_short_8: 2KN4KVHN

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/2KN4KVHN2DP3ECPATPVZMOAXL7 \
  | 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: d29bc554edd0dfb209e09beb9638175fc665636a365f59868457d6b6cc51373c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cf585e5d0a07941c5aeeaca18412f7564d87a82e03482b0f90184487f865b8b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-08T15:56:07Z",
    "title_canon_sha256": "1791e5bf2ff0861f56844e37a54ab843d1467711c4eaeac6a0e44cccec55b1e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.04848",
    "kind": "arxiv",
    "version": 1
  }
}