Pith Number

pith:F7SJCT57

pith:2012:F7SJCT57KRFPYHTKS5BIGKPHLP

not attested not anchored not stored refs pending

Constraining dark energy using observational growth rate data

K. Shi, T. Lu, Y. F. Huang

arxiv:1209.5580 v1 · 2012-09-25 · 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{F7SJCT57KRFPYHTKS5BIGKPHLP}

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	2026-05-18T01:54:19.069079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fe4914fbf544afc1e6a97428329e75bf3f57b43966c93c82fa9ef9ef8edc6ce

Aliases

arxiv: 1209.5580 · arxiv_version: 1209.5580v1 · doi: 10.48550/arxiv.1209.5580 · pith_short_12: F7SJCT57KRFP · pith_short_16: F7SJCT57KRFPYHTK · pith_short_8: F7SJCT57

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/F7SJCT57KRFPYHTKS5BIGKPHLP \
  | 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: 2fe4914fbf544afc1e6a97428329e75bf3f57b43966c93c82fa9ef9ef8edc6ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9ac5c55fe432800ee771826582d450b59b27d2d7808c589df6d99dd6b7e6916",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-25T11:13:28Z",
    "title_canon_sha256": "b0583f9ffdc461092545a4783188e5708fdb56936afe8fb5c3154631bb8f2da8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5580",
    "kind": "arxiv",
    "version": 1
  }
}