Pith Number

pith:KXBRDR5M

pith:2014:KXBRDR5M4CGOXEUR2M5LOYYLHZ

not attested not anchored not stored refs pending

The effect of starspots on the radii of low-mass pre-main sequence stars

R. D. Jeffries (Keele University, R. J. Jackson, UK)

arxiv:1404.0683 v1 · 2014-04-02 · 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{KXBRDR5M4CGOXEUR2M5LOYYLHZ}

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	2026-05-18T01:43:42.857670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55c311c7ace08ceb9291d33ab7630b3e6d60ac98b32c03ef906db1a3155906ce

Aliases

arxiv: 1404.0683 · arxiv_version: 1404.0683v1 · doi: 10.48550/arxiv.1404.0683 · pith_short_12: KXBRDR5M4CGO · pith_short_16: KXBRDR5M4CGOXEUR · pith_short_8: KXBRDR5M

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/KXBRDR5M4CGOXEUR2M5LOYYLHZ \
  | 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: 55c311c7ace08ceb9291d33ab7630b3e6d60ac98b32c03ef906db1a3155906ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af6bc2cecaf53a2425f235a6d824dbe14d04d586b632cdc1060f90592d04bad0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-02T20:00:19Z",
    "title_canon_sha256": "bafbd586b184311d615a79b804cfd14524491065394974167e42ec6e34fc03a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0683",
    "kind": "arxiv",
    "version": 1
  }
}