Pith Number

pith:FFDIB4QZ

pith:2013:FFDIB4QZB7X4HSSJJPJPD5U6XH

not attested not anchored not stored refs pending

Stable Large-Scale Perturbations in Interacting Dark-Energy Model

Cheng-Yi Sun, Rui-Hong Yue

arxiv:1303.0684 v1 · 2013-03-04 · 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{FFDIB4QZB7X4HSSJJPJPD5U6XH}

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	2026-05-18T01:51:17.446254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

294680f2190fefc3ca494bd2f1f69eb9dde4b8ed770d552dfdc9fb2e3b2fb227

Aliases

arxiv: 1303.0684 · arxiv_version: 1303.0684v1 · doi: 10.48550/arxiv.1303.0684 · pith_short_12: FFDIB4QZB7X4 · pith_short_16: FFDIB4QZB7X4HSSJ · pith_short_8: FFDIB4QZ

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/FFDIB4QZB7X4HSSJJPJPD5U6XH \
  | 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: 294680f2190fefc3ca494bd2f1f69eb9dde4b8ed770d552dfdc9fb2e3b2fb227

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68dbffa6705440e11cb8bb7658137470e4e8285f907a548ed4d47f2872d9a969",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-04T12:20:17Z",
    "title_canon_sha256": "584694ff5eefd6d8ca0d2934ca7839fe91c4f55dd53c426019f4fd914abf00e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0684",
    "kind": "arxiv",
    "version": 1
  }
}