Pith Number

pith:ZBYSV7JX

pith:2018:ZBYSV7JXCGSMXIOVUXHUSPLALQ

not attested not anchored not stored refs pending

Lithium in the Hyades L5 brown dwarf 2MASSJ04183483+2131275

2, 2), (2) University of La Laguna, 3), (3) CSIC, (4) University of Cartagena, A. Perez-Garrido (4) ((1) IAC, Murcia, N. Lodieu (1, R. Rebolo (1, Spain, Spain), Tenerife

arxiv:1807.02794 v1 · 2018-07-08 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBYSV7JXCGSMXIOVUXHUSPLALQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:08:38.302502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8712afd3711a4cba1d5a5cf493d605c3639d5ecd2610e4e5b308ef610aab196

Aliases

arxiv: 1807.02794 · arxiv_version: 1807.02794v1 · doi: 10.48550/arxiv.1807.02794 · pith_short_12: ZBYSV7JXCGSM · pith_short_16: ZBYSV7JXCGSMXIOV · pith_short_8: ZBYSV7JX

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/ZBYSV7JXCGSMXIOVUXHUSPLALQ \
  | 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: c8712afd3711a4cba1d5a5cf493d605c3639d5ecd2610e4e5b308ef610aab196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a383e5a7fb74b3a4c01c159656916e9cf46ebb706ea24552df6439c0f9b6963a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-08T10:01:57Z",
    "title_canon_sha256": "6f00c360c23230a33052cb6e3b0926d11b08d5687bd0f45eb801bfb170632b4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02794",
    "kind": "arxiv",
    "version": 1
  }
}