Pith Number

pith:5NQMDA7J

pith:2012:5NQMDA7JQTRAT5N4VE7JYL33QI

not attested not anchored not stored refs pending

Spherical Shell Cosmological Model and Uniformity of Cosmic Microwave Background Radiation

Branislav Vlahovic

arxiv:1207.1720 v1 · 2012-07-06 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NQMDA7JQTRAT5N4VE7JYL33QI}

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	2026-05-18T00:37:22.030624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb60c183e984e209f5bca93e9c2f7b82087cfff9758705a446e7b8cbf8f5dfe8

Aliases

arxiv: 1207.1720 · arxiv_version: 1207.1720v1 · doi: 10.48550/arxiv.1207.1720 · pith_short_12: 5NQMDA7JQTRA · pith_short_16: 5NQMDA7JQTRAT5N4 · pith_short_8: 5NQMDA7J

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/5NQMDA7JQTRAT5N4VE7JYL33QI \
  | 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: eb60c183e984e209f5bca93e9c2f7b82087cfff9758705a446e7b8cbf8f5dfe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "491f097425f32b7e0430c6f23164a8678930bedb07de7621970ec4bb3b08a1ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2012-07-06T08:24:15Z",
    "title_canon_sha256": "4dcc696f601920db979b0ec229d4b19d038767a207a3311b8587ddcc2d959b9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1720",
    "kind": "arxiv",
    "version": 1
  }
}