Pith Number

pith:XW2BSNZX

pith:2018:XW2BSNZXAD6GZFJFSSDWN24DY7

not attested not anchored not stored refs pending

Benchmark ages for the Gaia benchmark stars

Christian L. Sahlholdt, Lennart Lindegren, Ross P. Church, Sofia Feltzing

arxiv:1810.02829 v1 · 2018-10-05 · 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{XW2BSNZXAD6GZFJFSSDWN24DY7}

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	2026-05-18T00:03:00.981348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb419373700fc6c9525948766eb83c7d5149ac955744853c5252245a7dd3d28

Aliases

arxiv: 1810.02829 · arxiv_version: 1810.02829v1 · doi: 10.48550/arxiv.1810.02829 · pith_short_12: XW2BSNZXAD6G · pith_short_16: XW2BSNZXAD6GZFJF · pith_short_8: XW2BSNZX

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/XW2BSNZXAD6GZFJFSSDWN24DY7 \
  | 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: bdb419373700fc6c9525948766eb83c7d5149ac955744853c5252245a7dd3d28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f66f79165584a620cda0b2c005275688fcc491a4dcf10b76a6a2799990f786f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-05T18:00:22Z",
    "title_canon_sha256": "10400f85841efcf374d23c0d3ffec8202f82a6ecd31c9bfd719df9df4465feb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02829",
    "kind": "arxiv",
    "version": 1
  }
}