Pith Number

pith:JAK7Z3VO

pith:2009:JAK7Z3VOQYXNAV4H5APVI4DBU3

not attested not anchored not stored refs pending

Harrison's interpretation of the cosmological redshift revisited

Valerio Faraoni (Bishop's University)

arxiv:0908.3431 v1 · 2009-08-24 · 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{JAK7Z3VOQYXNAV4H5APVI4DBU3}

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	2026-05-18T02:12:23.583888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4815fceeae862ed05787e81f547061a6e70e5d32e19b9dd8527d29e1ddea51df

Aliases

arxiv: 0908.3431 · arxiv_version: 0908.3431v1 · doi: 10.48550/arxiv.0908.3431 · pith_short_12: JAK7Z3VOQYXN · pith_short_16: JAK7Z3VOQYXNAV4H · pith_short_8: JAK7Z3VO

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/JAK7Z3VOQYXNAV4H5APVI4DBU3 \
  | 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: 4815fceeae862ed05787e81f547061a6e70e5d32e19b9dd8527d29e1ddea51df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca7b0cf14defe05a45ab956def83752328d98f95130f163059fffca66191a699",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-08-24T13:05:12Z",
    "title_canon_sha256": "d56a9573a118d5a64e97a2496ef88e844fa116adb208683427d3f85bffa16605"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3431",
    "kind": "arxiv",
    "version": 1
  }
}