Pith Number

pith:2DMKPXNE

pith:2010:2DMKPXNE7RCCLLYFN24JZELW5N

not attested not anchored not stored refs pending

Measuring Be depletion in cool stars with exoplanets

Elisa Delgado Mena, Garik Israelian, Jonay I. Gonz\'alez Hern\'andez, Nuno C. Santos, Rafael Rebolo

arxiv:1012.4281 v2 · 2010-12-20 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2DMKPXNE7RCCLLYFN24JZELW5N}

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	2026-05-18T02:04:22.133525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0d8a7dda4fc4425af056eb89c9176eb75fbbbfcece4e3c0133e54bd3c795f7f

Aliases

arxiv: 1012.4281 · arxiv_version: 1012.4281v2 · doi: 10.48550/arxiv.1012.4281 · pith_short_12: 2DMKPXNE7RCC · pith_short_16: 2DMKPXNE7RCCLLYF · pith_short_8: 2DMKPXNE

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/2DMKPXNE7RCCLLYFN24JZELW5N \
  | 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: d0d8a7dda4fc4425af056eb89c9176eb75fbbbfcece4e3c0133e54bd3c795f7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bae7e969c034bf78e76f62e812601ef533bbb96407fa5402c5db6f300a6ea71",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-12-20T10:50:23Z",
    "title_canon_sha256": "9a055e630cd55b197b1aa773822fe1b7562c13fd35f14b7e8f350985fa67c7fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4281",
    "kind": "arxiv",
    "version": 2
  }
}