Pith Number

pith:IHUFCZOP

pith:2013:IHUFCZOP3YJ5MH36RMPK5NRVNK

not attested not anchored not stored refs pending

Investigating the magnetism of brown dwarfs

D. Harrington, J. Kuhn, O. Kuzmychov, S. Berdyugina

arxiv:1309.4617 v1 · 2013-09-18 · 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{IHUFCZOP3YJ5MH36RMPK5NRVNK}

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	2026-05-18T03:12:58.798521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e85165cfde13d61f7e8b1eaeb6356ab3b556a4deed3491af30f9cedec396e7

Aliases

arxiv: 1309.4617 · arxiv_version: 1309.4617v1 · doi: 10.48550/arxiv.1309.4617 · pith_short_12: IHUFCZOP3YJ5 · pith_short_16: IHUFCZOP3YJ5MH36 · pith_short_8: IHUFCZOP

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/IHUFCZOP3YJ5MH36RMPK5NRVNK \
  | 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: 41e85165cfde13d61f7e8b1eaeb6356ab3b556a4deed3491af30f9cedec396e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1b43c8090e461bdb8ade21cd1b9cc1d00a220b50d520f6655a9658651ddb6b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-18T11:50:11Z",
    "title_canon_sha256": "14ec80197e0b6c8926a32ee3bc49df323f3ea9ea723f06d7d4aeabf078e9ff4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4617",
    "kind": "arxiv",
    "version": 1
  }
}