Pith Number

pith:DPZFDYYH

pith:2018:DPZFDYYHFLGIRBQXLSZDO7QYEL

not attested not anchored not stored refs pending

Flatness without CMB - the Entanglement of Spatial Curvature and Dark Energy Equation of State

Haitao Miao, Haoting Xu, Zhenjie Liu, Zhiqi Huang

arxiv:1812.09100 v1 · 2018-12-21 · astro-ph.CO · gr-qc · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPZFDYYHFLGIRBQXLSZDO7QYEL}

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	2026-05-17T23:44:12.549920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bf251e3072acc8886175cb2377e1822c8efe673aee1f86e9c0aba1df432b06c

Aliases

arxiv: 1812.09100 · arxiv_version: 1812.09100v1 · doi: 10.48550/arxiv.1812.09100 · pith_short_12: DPZFDYYHFLGI · pith_short_16: DPZFDYYHFLGIRBQX · pith_short_8: DPZFDYYH

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/DPZFDYYHFLGIRBQXLSZDO7QYEL \
  | 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: 1bf251e3072acc8886175cb2377e1822c8efe673aee1f86e9c0aba1df432b06c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "530c6633453b62e048f87717158dd51c92993041ca11a13d1de178117975b3cf",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-12-21T13:15:34Z",
    "title_canon_sha256": "2ac8946c970baad379bdaecd1b5f075626bccc94798eab7986e7e18611946fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09100",
    "kind": "arxiv",
    "version": 1
  }
}