Pith Number

pith:3VDVWMNV

pith:2024:3VDVWMNVM7LWQ3PTPHUS7Q3AM4

not attested not anchored not stored refs pending

Phantom scalar field cosmologies constrained by early cosmic measurements

Celia Escamilla-Rivera, Jos\'e Antonio N\'ajera

arxiv:2403.16562 v1 · 2024-03-25 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3VDVWMNVM7LWQ3PTPHUS7Q3AM4}

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	2026-07-05T08:22:38.857919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd475b31b567d7686df379e92fc360671cc8aaa4646fd0a8a47c791ac9f24eff

Aliases

arxiv: 2403.16562 · arxiv_version: 2403.16562v1 · doi: 10.48550/arxiv.2403.16562 · pith_short_12: 3VDVWMNVM7LW · pith_short_16: 3VDVWMNVM7LWQ3PT · pith_short_8: 3VDVWMNV

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/3VDVWMNVM7LWQ3PTPHUS7Q3AM4 \
  | 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: dd475b31b567d7686df379e92fc360671cc8aaa4646fd0a8a47c791ac9f24eff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e6f28fd3d6246b861d74332a90fe333c36e5a20468a10ac75b290299bc84db",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-03-25T09:24:34Z",
    "title_canon_sha256": "1c30c6d59467335d03e73d8f2e9c4f9c0bf92d590afdcee5905c57d7966038a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.16562",
    "kind": "arxiv",
    "version": 1
  }
}