Pith Number

pith:D57PWAHV

pith:2009:D57PWAHVSW3P7AZPSKAILK5AIY

not attested not anchored not stored refs pending

The Dependence of Star Formation Rates on Stellar Mass and Environment at z~0.8

(2) OCIW, (3) Leiden), Bradford P. Holden (1), Daniel D. Kelson (2), Garth D. Illingworth (1), Marijn Franx (3) ((1) UCSC, Shannon G. Patel (1)

arxiv:0910.0837 v1 · 2009-10-05 · astro-ph.CO · 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{D57PWAHVSW3P7AZPSKAILK5AIY}

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	2026-05-18T02:34:20.121290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f7efb00f595b6ff832f928085aba0460bcad35249dae53c692cda63b20bfd0b

Aliases

arxiv: 0910.0837 · arxiv_version: 0910.0837v1 · doi: 10.48550/arxiv.0910.0837 · pith_short_12: D57PWAHVSW3P · pith_short_16: D57PWAHVSW3P7AZP · pith_short_8: D57PWAHV

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/D57PWAHVSW3P7AZPSKAILK5AIY \
  | 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: 1f7efb00f595b6ff832f928085aba0460bcad35249dae53c692cda63b20bfd0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97883fc4f734482174bf4e40181f39ababc60b6ccd163223b7ffe110dc53b46e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-05T20:00:04Z",
    "title_canon_sha256": "7ecd7e12acb9d2766f6cbafd54dc405b38c9bd7a8512daa30e99ee267a01d273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0837",
    "kind": "arxiv",
    "version": 1
  }
}