Pith Number

pith:O6G7E3ZL

pith:2006:O6G7E3ZLBLUGZDGO75BTDJRP4V

not attested not anchored not stored refs pending

The Angular Diameter of $\lambda$ Bo\"{o}tis}

Andrew F. Boden, David R. Ciardi, D. H. Berger, Gerard T. van Belle, H. A. McAlister, Jr., J. Sturmann, L. Sturmann, N. Turner, P. J. Goldfinger, R. R. Thompson, S. T. Ridgway, T. ten Brummelaar, W.G. Bagnuolo

arxiv:astro-ph/0612723 v1 · 2006-12-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6G7E3ZLBLUGZDGO75BTDJRP4V}

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	2026-05-18T03:47:42.957772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

778df26f2b0ae86c8cceff4331a62fe56770b8ec65a58959a3a0ae2c10328b69

Aliases

arxiv: astro-ph/0612723 · arxiv_version: astro-ph/0612723v1 · doi: 10.48550/arxiv.astro-ph/0612723 · pith_short_12: O6G7E3ZLBLUG · pith_short_16: O6G7E3ZLBLUGZDGO · pith_short_8: O6G7E3ZL

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/O6G7E3ZLBLUGZDGO75BTDJRP4V \
  | 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: 778df26f2b0ae86c8cceff4331a62fe56770b8ec65a58959a3a0ae2c10328b69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "205b4f16e055657c2b1738590877881d902db0975a37d1b43ab556c4642f65f8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-27T16:47:40Z",
    "title_canon_sha256": "0507714848e888c0dc4316881c63b883888fa893ac8fbb289fdb7da7fedb635c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612723",
    "kind": "arxiv",
    "version": 1
  }
}