Pith Number

pith:XS56WUUC

pith:2013:XS56WUUCH36L6BSHZXUPO6KUBC

not attested not anchored not stored refs pending

Re-examining the role of curvature in the slowing down acceleration scenario

Hongwei Yu, Jianmang Lin, Puxun Wu

arxiv:1301.5828 v2 · 2013-01-24 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XS56WUUCH36L6BSHZXUPO6KUBC}

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	2026-05-18T01:51:58.884462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcbbeb52823efcbf0647cde8f7795408b763d2b5aa7c843e7177c785154c054f

Aliases

arxiv: 1301.5828 · arxiv_version: 1301.5828v2 · doi: 10.48550/arxiv.1301.5828 · pith_short_12: XS56WUUCH36L · pith_short_16: XS56WUUCH36L6BSH · pith_short_8: XS56WUUC

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/XS56WUUCH36L6BSHZXUPO6KUBC \
  | 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: bcbbeb52823efcbf0647cde8f7795408b763d2b5aa7c843e7177c785154c054f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8b38ddd80ac8e5f4cde9e4befa6441708adf3a922f08d5e635dc00aa5595612",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-24T16:17:45Z",
    "title_canon_sha256": "c69d5550cce60f20f5705f6f0bae280d5b63eab441da9e30f0aea2b32d020510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5828",
    "kind": "arxiv",
    "version": 2
  }
}