Pith Number

pith:B2U32IAG

pith:2008:B2U32IAGLGKHXJIGGHRXRRIXSZ

not attested not anchored not stored refs pending

Infrared Emission by Dust Around lambda Bootis Stars: Debris Disks or Thermally Emitting Nebulae?

(2) Kapteyn Astronomical Institute, (3) Steward Observatory, (4) University of Rochester), A. G\'asp\'ar (3), E. E. Mamajek (4) ((1) Leiden Observatory, G. Rieke (3), I. Kamp (2), J. R. Mart\'inez-Galarza (1), K. Y. L. Su (3)

arxiv:0812.2198 v1 · 2008-12-11 · 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{B2U32IAGLGKHXJIGGHRXRRIXSZ}

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	2026-05-18T04:29:24.583215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ea9bd200659947ba50631e378c517966f684141759dee7369f2c00d5f84985a

Aliases

arxiv: 0812.2198 · arxiv_version: 0812.2198v1 · doi: 10.48550/arxiv.0812.2198 · pith_short_12: B2U32IAGLGKH · pith_short_16: B2U32IAGLGKHXJIG · pith_short_8: B2U32IAG

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/B2U32IAGLGKHXJIGGHRXRRIXSZ \
  | 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: 0ea9bd200659947ba50631e378c517966f684141759dee7369f2c00d5f84985a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6021ffde4a23b50faaee2f995144c249b3839779f9479d75458876cd279d5f03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-11T17:39:00Z",
    "title_canon_sha256": "7c1cceb59b88006698e8b3c9d115d110f458392d149706e1dc6037008ca8b6fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2198",
    "kind": "arxiv",
    "version": 1
  }
}