Pith Number

pith:SYAMI6YC

pith:2020:SYAMI6YCLOI2DH5ISH7YVLL5M7

not attested not anchored not stored refs pending

MEGARA-GTC Stellar Spectral Library (I)

A. Castillo-Morales, A. Gil de Paz, A. P\'erez-Calpena, E. Carrasco, I. Mart\'inez-Delgado, J. Gallego, J. Iglesias-P\'aramo, M.L. Garc\'ia-Vargas, M. Moll\'a, N. Cardiel, P. G\'omez-Alvarez, R. Cedazo, S.Pascual, S.R. Berlanas

arxiv:2001.08466 v1 · 2020-01-23 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYAMI6YCLOI2DH5ISH7YVLL5M7}

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	2026-07-05T00:51:38.765387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9600c47b025b91a19fa891ff8aad7d67e13b8ac7cca0cf8de9a39a5605708930

Aliases

arxiv: 2001.08466 · arxiv_version: 2001.08466v1 · doi: 10.48550/arxiv.2001.08466 · pith_short_12: SYAMI6YCLOI2 · pith_short_16: SYAMI6YCLOI2DH5I · pith_short_8: SYAMI6YC

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/SYAMI6YCLOI2DH5ISH7YVLL5M7 \
  | 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: 9600c47b025b91a19fa891ff8aad7d67e13b8ac7cca0cf8de9a39a5605708930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e1d71fb9c4cd9a606bf8e076e6538d6d75bd58ae5b2f431ed81f78d4919f5f8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-01-23T12:17:03Z",
    "title_canon_sha256": "ea888248ee7bdf31d77869603491762811e7a01f77195e9baeae4b1d96cf731e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.08466",
    "kind": "arxiv",
    "version": 1
  }
}