Pith Number

pith:MDAPOKTA

pith:2015:MDAPOKTAWDJ7652XCFRRJVXBS2

not attested not anchored not stored refs pending

Magnetic Activity of Pre-main Sequence Stars near the Stellar-Substellar Boundary

David A. Principe, David Rodriguez, Joel H. Kastner

arxiv:1512.01240 v1 · 2015-12-03 · 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{MDAPOKTAWDJ7652XCFRRJVXBS2}

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	2026-05-18T01:21:26.203697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60c0f72a60b0d3ff7757116314d6e196a8191f79f474d217fe7654743d15a3e0

Aliases

arxiv: 1512.01240 · arxiv_version: 1512.01240v1 · doi: 10.48550/arxiv.1512.01240 · pith_short_12: MDAPOKTAWDJ7 · pith_short_16: MDAPOKTAWDJ7652X · pith_short_8: MDAPOKTA

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/MDAPOKTAWDJ7652XCFRRJVXBS2 \
  | 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: 60c0f72a60b0d3ff7757116314d6e196a8191f79f474d217fe7654743d15a3e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a70c073aa4991554120858ee3f4ae19558a25eb06b3105784832274bc71adaff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-03T21:00:07Z",
    "title_canon_sha256": "8dd9443889d3062fb4a9b69d899ef4ad61c2fc1de18a03b79dae3b3e7d1f1d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01240",
    "kind": "arxiv",
    "version": 1
  }
}