Pith Number

pith:DZYJHDV3

pith:2012:DZYJHDV3WY2PTBAPOSHYOCTQN2

not attested not anchored not stored refs pending

Reflections on Cosmology: an Outsider's Point of View

Adolfo Toloza, Jorge Zanelli

arxiv:1204.1380 v1 · 2012-04-05 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZYJHDV3WY2PTBAPOSHYOCTQN2}

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	2026-05-18T00:56:52.769194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e70938ebbb634f9840f748f870a706ea48c644e14d1ba66fdfa15bcfcfa2e43

Aliases

arxiv: 1204.1380 · arxiv_version: 1204.1380v1 · doi: 10.48550/arxiv.1204.1380 · pith_short_12: DZYJHDV3WY2P · pith_short_16: DZYJHDV3WY2PTBAP · pith_short_8: DZYJHDV3

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/DZYJHDV3WY2PTBAPOSHYOCTQN2 \
  | 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: 1e70938ebbb634f9840f748f870a706ea48c644e14d1ba66fdfa15bcfcfa2e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "009ed7cf2ced5bda2021f4ae3c7e6b9414e1a4572f1bf951abd0f0df81946c7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-04-05T23:57:49Z",
    "title_canon_sha256": "3cc403fcb465372b0bef8583c3686fb247982a72901d6e53ba69beab3306a85e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1380",
    "kind": "arxiv",
    "version": 1
  }
}