Pith Number

pith:W24PI6PT

pith:2018:W24PI6PTYYIZQLG47V3BTNTCPB

not attested not anchored not stored refs pending

Electromagnetic redshift in anisotropic cosmologies

Felipe A. Asenjo, Sergio A. Hojman

arxiv:1801.05472 v2 · 2018-01-16 · 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{W24PI6PTYYIZQLG47V3BTNTCPB}

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	2026-05-18T00:16:21.294239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b8f479f3c611982cdcfd7619b6627858ec2048823ded466237468c4dac272a

Aliases

arxiv: 1801.05472 · arxiv_version: 1801.05472v2 · doi: 10.48550/arxiv.1801.05472 · pith_short_12: W24PI6PTYYIZ · pith_short_16: W24PI6PTYYIZQLG4 · pith_short_8: W24PI6PT

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/W24PI6PTYYIZQLG47V3BTNTCPB \
  | 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: b6b8f479f3c611982cdcfd7619b6627858ec2048823ded466237468c4dac272a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e087ccae35cd8e0fa830e8b66e6364a78a463b1f26b3f29747129939a8b21456",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-16T20:22:35Z",
    "title_canon_sha256": "2a0ae3394ad3b43acc9828eac0f1e00ef25d47e44e55d16a9425969eb3d0870e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05472",
    "kind": "arxiv",
    "version": 2
  }
}