Pith Number

pith:JUPNFXJT

pith:2012:JUPNFXJTFLZXPC2D2NBE7DIMI4

not attested not anchored not stored refs pending

Scalar Field Cosmology -- Improving the Cosmological Evolutional Scenario

Marek Szydlowski, Orest Hrycyna

arxiv:1212.4657 v1 · 2012-12-19 · astro-ph.CO · gr-qc · 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{JUPNFXJTFLZXPC2D2NBE7DIMI4}

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	2026-05-18T03:38:11.812019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d1ed2dd332af3778b43d3424f8d0c4724fcd5724d84d1a83b3c852c62c84ba8

Aliases

arxiv: 1212.4657 · arxiv_version: 1212.4657v1 · doi: 10.48550/arxiv.1212.4657 · pith_short_12: JUPNFXJTFLZX · pith_short_16: JUPNFXJTFLZXPC2D · pith_short_8: JUPNFXJT

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/JUPNFXJTFLZXPC2D2NBE7DIMI4 \
  | 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: 4d1ed2dd332af3778b43d3424f8d0c4724fcd5724d84d1a83b3c852c62c84ba8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bff7ba5fd5fe8ddbae22e5bc61f9af9dfa167946c2497f11c100462bdbf81e4",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-19T13:24:22Z",
    "title_canon_sha256": "8b02090f5b1c31592609afc98074a1146be5942ae96f1a02dd3db6daa9d075cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4657",
    "kind": "arxiv",
    "version": 1
  }
}