Pith Number

pith:EIAIJ3CU

pith:2007:EIAIJ3CUG2GZUNACRI3K342IO5

not attested not anchored not stored refs pending

The Sun in Time: Activity and Environment

M. Guedel

arxiv:0712.1763 v1 · 2007-12-11 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIAIJ3CUG2GZUNACRI3K342IO5}

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.

Cited by

1 paper in Pith

Magnetic activity in cool stars: manifestations and relevance to exoplanets

Receipt and verification

First computed	2026-05-18T02:16:08.610155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220084ec54368d9a34028a36adf348776caf9fb673c2b455f60c5ffbfb2dc26e

Aliases

arxiv: 0712.1763 · arxiv_version: 0712.1763v1 · doi: 10.48550/arxiv.0712.1763 · pith_short_12: EIAIJ3CUG2GZ · pith_short_16: EIAIJ3CUG2GZUNAC · pith_short_8: EIAIJ3CU

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/EIAIJ3CUG2GZUNACRI3K342IO5 \
  | 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: 220084ec54368d9a34028a36adf348776caf9fb673c2b455f60c5ffbfb2dc26e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e5ffad78920718198dd59b3a6bb6a5007c4f245af1f157c0aa1e76f736e1590",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-11T17:37:06Z",
    "title_canon_sha256": "3b23a467f7ffeba3812e4b54fe4f1eb8cbde49c50a8852de16640124fa6414a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.1763",
    "kind": "arxiv",
    "version": 1
  }
}