Pith Number

pith:GRKZLPYL

pith:2018:GRKZLPYLHRGRRN752LM7CXJWLM

not attested not anchored not stored refs pending

The Advanced Spectral Library (ASTRAL): Reference Spectra for Evolved M-Stars

Gioia Rau, Gladys V. Kober, Glenn M. Wahlgren, Kenneth G. Carpenter, Krister E. Nielsen, Thomas R. Ayres

arxiv:1811.11865 v1 · 2018-11-28 · 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{GRKZLPYLHRGRRN752LM7CXJWLM}

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	2026-05-17T23:57:37.217462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

345595bf0b3c4d18b7fdd2d9f15d365b21bb735b691548cf60ec55f8d4c27b95

Aliases

arxiv: 1811.11865 · arxiv_version: 1811.11865v1 · doi: 10.48550/arxiv.1811.11865 · pith_short_12: GRKZLPYLHRGR · pith_short_16: GRKZLPYLHRGRRN75 · pith_short_8: GRKZLPYL

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/GRKZLPYLHRGRRN752LM7CXJWLM \
  | 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: 345595bf0b3c4d18b7fdd2d9f15d365b21bb735b691548cf60ec55f8d4c27b95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf6923c092aef878c66d7747e2079e912018ab081dfff644209ad70dcb0f9796",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-28T22:30:30Z",
    "title_canon_sha256": "48de6ca3c2dd540a2f34b7fa3016d679106506070657b0ed23325a9be493fa9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11865",
    "kind": "arxiv",
    "version": 1
  }
}