Pith Number

pith:KS6J54TW

pith:2010:KS6J54TWZ6QKMRIU2HP6USMVXC

not attested not anchored not stored refs pending

A Near Infrared Laser Frequency Comb for High Precision Doppler Planet Surveys

F. Quinlan, G. Ycas, J. Bally, J. Ge, S. Diddams, S. Osterman

arxiv:1003.0136 v1 · 2010-02-27 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KS6J54TWZ6QKMRIU2HP6USMVXC}

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	2026-05-18T02:08:48.478224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54bc9ef276cfa0a64514d1dfea4995b8818fbc013edf28ef9382cc87bd325626

Aliases

arxiv: 1003.0136 · arxiv_version: 1003.0136v1 · doi: 10.48550/arxiv.1003.0136 · pith_short_12: KS6J54TWZ6QK · pith_short_16: KS6J54TWZ6QKMRIU · pith_short_8: KS6J54TW

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/KS6J54TWZ6QKMRIU2HP6USMVXC \
  | 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: 54bc9ef276cfa0a64514d1dfea4995b8818fbc013edf28ef9382cc87bd325626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef715b07d4f643c4cc87dad948b63460077e833b4a692cbbc71ccd391ac68318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-02-27T22:06:01Z",
    "title_canon_sha256": "55f5b33de6ada8c4e41b91ca1f61dd2c38f1e1ed64c9ba5d0ea30a37697077d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0136",
    "kind": "arxiv",
    "version": 1
  }
}