Pith Number

pith:YD4PHV74

pith:2007:YD4PHV74QIHCUJZFGVA4W3EYLI

not attested not anchored not stored refs pending

The galaxy stellar mass-star formation rate relation: Evidence for an evolving stellar initial mass function?

Romeel Dav\'e

arxiv:0710.0381 v2 · 2007-10-01 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YD4PHV74QIHCUJZFGVA4W3EYLI}

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	2026-05-18T04:35:05.802754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f8f3d7fc820e2a27253541cb6c985a06aa5add7ee11d019963ce75ab683844

Aliases

arxiv: 0710.0381 · arxiv_version: 0710.0381v2 · doi: 10.48550/arxiv.0710.0381 · pith_short_12: YD4PHV74QIHC · pith_short_16: YD4PHV74QIHCUJZF · pith_short_8: YD4PHV74

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/YD4PHV74QIHCUJZFGVA4W3EYLI \
  | 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: c0f8f3d7fc820e2a27253541cb6c985a06aa5add7ee11d019963ce75ab683844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73e31df3e92f511ce76fa2e555072aa2e001a501d8336c54e47063995f21c556",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-01T20:20:40Z",
    "title_canon_sha256": "208bc7720cb87c07561074edd50efa5365e4c4f1955a05c7a434ae96ab8ccbdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.0381",
    "kind": "arxiv",
    "version": 2
  }
}