Pith Number

pith:Z4EMTGYU

pith:2020:Z4EMTGYU3XL2FPFJJHR5ELLXCD

not attested not anchored not stored refs pending

Rotation of Low-Mass Stars in Taurus with K2

A. M. Cody, J. Bouvier, J. R. Stauffer, L. A. Hillenbrand, L. M. Rebull, N. Roggero, T. J. David

arxiv:2004.04236 v1 · 2020-04-08 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4EMTGYU3XL2FPFJJHR5ELLXCD}

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	2026-07-05T01:07:28.696370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf08c99b14ddd7a2bca949e3d22d7710d5c26f10646b366a1fd1b3beac3c78e9

Aliases

arxiv: 2004.04236 · arxiv_version: 2004.04236v1 · doi: 10.48550/arxiv.2004.04236 · pith_short_12: Z4EMTGYU3XL2 · pith_short_16: Z4EMTGYU3XL2FPFJ · pith_short_8: Z4EMTGYU

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/Z4EMTGYU3XL2FPFJJHR5ELLXCD \
  | 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: cf08c99b14ddd7a2bca949e3d22d7710d5c26f10646b366a1fd1b3beac3c78e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a75f4404fba04bbb9ee60e84b1ec35e25cb23431a63248322405357fdcea44e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-04-08T20:16:46Z",
    "title_canon_sha256": "071bec0604775b4d1d6bf1458413363207fbb5d6de6cd47a311d0bb517117a35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04236",
    "kind": "arxiv",
    "version": 1
  }
}