Pith Number

pith:PRBEIWC3

pith:2011:PRBEIWC3BZTXXITKJTBTB46HBB

not attested not anchored not stored refs pending

Star Formation Rates and Stellar Masses of H-alpha Selected Star-Forming Galaxies at z=0.84: A Quantification of the Downsizing

D. C. Koo, G. Barro, J. Gallego, J. Zamorano, K. G. Noeske, P-G. P\'erez-Gonz\'alez, V. Villar

arxiv:1107.4371 v1 · 2011-07-21 · 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{PRBEIWC3BZTXXITKJTBTB46HBB}

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	2026-05-18T02:01:11.752548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c4244585b0e677ba26a4cc330f3c70858c8c633c31cf24003e49e961e8ad8c4

Aliases

arxiv: 1107.4371 · arxiv_version: 1107.4371v1 · doi: 10.48550/arxiv.1107.4371 · pith_short_12: PRBEIWC3BZTX · pith_short_16: PRBEIWC3BZTXXITK · pith_short_8: PRBEIWC3

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/PRBEIWC3BZTXXITKJTBTB46HBB \
  | 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: 7c4244585b0e677ba26a4cc330f3c70858c8c633c31cf24003e49e961e8ad8c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2d41e1172d325eadcca348185f9bf4792cb10c62d8e1ad7017f62fce23eb852",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-21T20:09:35Z",
    "title_canon_sha256": "4bb12af7fe285b50829a91a69da678252d755db7e792b15934ebd8eedb2ab216"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4371",
    "kind": "arxiv",
    "version": 1
  }
}