Pith Number

pith:UI6YBP6P

pith:2011:UI6YBP6PJMKSGEJ2FURNEMQCJH

not attested not anchored not stored refs pending

Detailed Abundances of the Solar Twins 16 Cygni A and B: Constraining Planet Formation Models

A.M. Boesgaard, C.P. Deliyannis, J.R. King, K. Cunha, L. Ghezzi, S.C. Schuler, V.V. Smith

arxiv:1107.3183 v1 · 2011-07-15 · 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{UI6YBP6PJMKSGEJ2FURNEMQCJH}

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	2026-05-18T02:01:15.922773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a23d80bfcf4b1523113a2d22d2320249d03ba9fe2db30fcbd357fba4bf6f5177

Aliases

arxiv: 1107.3183 · arxiv_version: 1107.3183v1 · doi: 10.48550/arxiv.1107.3183 · pith_short_12: UI6YBP6PJMKS · pith_short_16: UI6YBP6PJMKSGEJ2 · pith_short_8: UI6YBP6P

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/UI6YBP6PJMKSGEJ2FURNEMQCJH \
  | 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: a23d80bfcf4b1523113a2d22d2320249d03ba9fe2db30fcbd357fba4bf6f5177

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0c2cfc6ee8f894a8fdc71b05419fcafb5eb8ce0df9467e8f392eb440a2d87fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-15T23:48:22Z",
    "title_canon_sha256": "80228fdbc98df7f5bdb0a7bf0d453b3943e58967c23ba6f6cda81d3b3da6b8fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3183",
    "kind": "arxiv",
    "version": 1
  }
}