Pith Number

pith:2XJZHFYX

pith:2015:2XJZHFYXZ26HWZYZWGVCJ47DKC

not attested not anchored not stored refs pending

Quantum cosmology with scalar fields: self-adjointness and cosmological scenarios

A.B. Batista, C.R. Almeida, J.C. Fabris, P.R.L.V. Moniz

arxiv:1501.04170 v1 · 2015-01-17 · gr-qc · astro-ph.CO · 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{2XJZHFYXZ26HWZYZWGVCJ47DKC}

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	2026-05-18T01:32:30.344433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5d3939717cebc7b6719b1aa24f3e35090f8e6c48a564d6c0e1eea63d9d52bea

Aliases

arxiv: 1501.04170 · arxiv_version: 1501.04170v1 · doi: 10.48550/arxiv.1501.04170 · pith_short_12: 2XJZHFYXZ26H · pith_short_16: 2XJZHFYXZ26HWZYZ · pith_short_8: 2XJZHFYX

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/2XJZHFYXZ26HWZYZWGVCJ47DKC \
  | 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: d5d3939717cebc7b6719b1aa24f3e35090f8e6c48a564d6c0e1eea63d9d52bea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb3fb91f5ee57b50bfef09fdd6b97d97f56a083bef4eedd4877caa0fd9d55dbc",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-01-17T07:42:23Z",
    "title_canon_sha256": "52cb0f77358af86f5b2ededbb065dcd3823f942c2e734a3d67247b1dd5ed0438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04170",
    "kind": "arxiv",
    "version": 1
  }
}