Pith Number

pith:LRTPT7RK

pith:2016:LRTPT7RKXLSQHPFKK5NVNO6VBY

not attested not anchored not stored refs pending

On the origin of facular brightness

E. Khomenko, R. Kostik

arxiv:1602.03369 v1 · 2016-02-10 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRTPT7RKXLSQHPFKK5NVNO6VBY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:17:41.503847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c66f9fe2abae503bcaa575b56bbd50e2b2a49be41a6b8a6a5459cc3d59cdf21

Aliases

arxiv: 1602.03369 · arxiv_version: 1602.03369v1 · doi: 10.48550/arxiv.1602.03369 · pith_short_12: LRTPT7RKXLSQ · pith_short_16: LRTPT7RKXLSQHPFK · pith_short_8: LRTPT7RK

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/LRTPT7RKXLSQHPFKK5NVNO6VBY \
  | 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: 5c66f9fe2abae503bcaa575b56bbd50e2b2a49be41a6b8a6a5459cc3d59cdf21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b996cbab71c0dd1e7a67eba57ac86f80be5d72ae6107c559bb15d1bed3f09c2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-10T13:43:56Z",
    "title_canon_sha256": "b29a7592d667f4e40c29823f129d5d8523c2a978fb26e685e898c192df1a924c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03369",
    "kind": "arxiv",
    "version": 1
  }
}