Pith Number

pith:JGE7EMPB

pith:2015:JGE7EMPBP4VJP5ZOM3GYMBZYVX

not attested not anchored not stored refs pending

Cool Stars in the Hertzsprung-Russell Diagram

Jacco Th. van Loon (Keele University, UK)

arxiv:1511.06543 v1 · 2015-11-20 · 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{JGE7EMPBP4VJP5ZOM3GYMBZYVX}

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	2026-05-18T01:26:24.303327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4989f231e17f2a97f72e66cd860738adfb67d744352c12be5dca604aa2834f7f

Aliases

arxiv: 1511.06543 · arxiv_version: 1511.06543v1 · doi: 10.48550/arxiv.1511.06543 · pith_short_12: JGE7EMPBP4VJ · pith_short_16: JGE7EMPBP4VJP5ZO · pith_short_8: JGE7EMPB

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/JGE7EMPBP4VJP5ZOM3GYMBZYVX \
  | 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: 4989f231e17f2a97f72e66cd860738adfb67d744352c12be5dca604aa2834f7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "192c9965e8102e9093fac1886d4c7cbeab3e8fd069cbc5af7399d6e5ee2f17bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-20T10:04:55Z",
    "title_canon_sha256": "1c3ac39ff1dc1b9528c9c4e53c388ad1b146e1ec837b2d75fa75588f76550199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06543",
    "kind": "arxiv",
    "version": 1
  }
}