Pith Number

pith:KZIZW7Q4

pith:2015:KZIZW7Q4QCV6QBTIMYRICM7HJI

not attested not anchored not stored refs pending

Scalar field deformations of Lambda-CDM cosmology

Artur Alho, Claes Uggla

arxiv:1505.06903 v3 · 2015-05-26 · 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{KZIZW7Q4QCV6QBTIMYRICM7HJI}

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	2026-05-18T01:27:23.659837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56519b7e1c80abe8066866228133e74a2a2d45d3c73cb2db82cc838e529a198a

Aliases

arxiv: 1505.06903 · arxiv_version: 1505.06903v3 · doi: 10.48550/arxiv.1505.06903 · pith_short_12: KZIZW7Q4QCV6 · pith_short_16: KZIZW7Q4QCV6QBTI · pith_short_8: KZIZW7Q4

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/KZIZW7Q4QCV6QBTIMYRICM7HJI \
  | 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: 56519b7e1c80abe8066866228133e74a2a2d45d3c73cb2db82cc838e529a198a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d4e262792eb65e8f57e12d34d8ff464ae60dcd386481c15fbb868570ad0b268",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-26T11:21:58Z",
    "title_canon_sha256": "403b521271ce747bfd3e33ccfb0b0f6efdd21d1ce7ca6682d64d8ea757977fd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06903",
    "kind": "arxiv",
    "version": 3
  }
}