Pith Number

pith:HQE6ZCH7

pith:2009:HQE6ZCH72VUEZW4VV55C6P2SAT

not attested not anchored not stored refs pending

Structure and Kinematics of the Stellar Halos and Thick Disks of the Milky Way Based on Calibration Stars from SDSS DR7

(2) Michigan State Univ., (3) Tohoku Univ., (4) Univ. of Washington, (5) UC Santa Cruz, (6) Fermilab), ANU, Australia, Brian Yanny (6) ((1) RSAA, Constance M. Rockosi (5), Daniela Carollo (1), Japan, John E. Norris (1), Ken C. Freeman (1), Masashi Chiba (3), Timothy C. Beers (2), Young Sun Lee (2), Zeljko Ivezic (4)

arxiv:0909.3019 v2 · 2009-09-16 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQE6ZCH72VUEZW4VV55C6P2SAT}

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	2026-05-18T02:34:29.864592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c09ec88ffd5684cdb95af7a2f3f5204f3ea058310c6d86a66987adf5fcff7ad

Aliases

arxiv: 0909.3019 · arxiv_version: 0909.3019v2 · doi: 10.48550/arxiv.0909.3019 · pith_short_12: HQE6ZCH72VUE · pith_short_16: HQE6ZCH72VUEZW4V · pith_short_8: HQE6ZCH7

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/HQE6ZCH72VUEZW4VV55C6P2SAT \
  | 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: 3c09ec88ffd5684cdb95af7a2f3f5204f3ea058310c6d86a66987adf5fcff7ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "240b87467ac6cbf2ffb6d0cba72a52e301fd5b3b1a7eaa340eedca0cbee8049c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-16T15:15:42Z",
    "title_canon_sha256": "59c588d3233e5f5eff225a8dd93e6845fa14493704729b040431d24a96202147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3019",
    "kind": "arxiv",
    "version": 2
  }
}