Pith Number

pith:QZVS3FCW

pith:2010:QZVS3FCWMGKH6TDPZ6FDNZD7WA

not attested not anchored not stored refs pending

The Kennicutt-Schmidt Star Formation Relation at z~2

Christopher Hayward (Harvard), Desika Narayanan (Harvard/Arizona), Lars Hernquist (Harvard), Thomas J. Cox (Carnegie)

arxiv:1005.3020 v2 · 2010-05-17 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZVS3FCWMGKH6TDPZ6FDNZD7WA}

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	2026-05-18T02:07:18.073498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

866b2d945661947f4c6fcf8a36e47fb0388fc25e242807036970b4643b1fdf20

Aliases

arxiv: 1005.3020 · arxiv_version: 1005.3020v2 · doi: 10.48550/arxiv.1005.3020 · pith_short_12: QZVS3FCWMGKH · pith_short_16: QZVS3FCWMGKH6TDP · pith_short_8: QZVS3FCW

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/QZVS3FCWMGKH6TDPZ6FDNZD7WA \
  | 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: 866b2d945661947f4c6fcf8a36e47fb0388fc25e242807036970b4643b1fdf20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0387d5decdc41f83254820fec2d329fc86465543f4e33a79116da2688b40df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-17T20:00:06Z",
    "title_canon_sha256": "faca07fd41cf98300d94463228cb6e2842ca618188cc32ea498e8f41b4f6ca34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3020",
    "kind": "arxiv",
    "version": 2
  }
}