Pith Number

pith:7454OEMC

pith:2007:7454OEMCVCKMFUXCW2JAWMGYPS

not attested not anchored not stored refs pending

From Equivalence Principles to Cosmology: Cosmic Polarization Rotation, CMB Observation, Neutrino Number Asymmetry, Lorentz Invariance and CPT

Wei-Tou Ni

arxiv:0712.4082 v2 · 2007-12-25 · astro-ph · gr-qc · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7454OEMCVCKMFUXCW2JAWMGYPS}

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.

Cited by

1 paper in Pith

Cosmic Polarisation Rotation from CMB Data: a Review for GR110

Receipt and verification

First computed	2026-07-04T15:44:37.459167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3bc71182a894c2d2e2b6920b30d87c92e0a8b2ef52b2e564fbdc012557eae7

Aliases

arxiv: 0712.4082 · arxiv_version: 0712.4082v2 · doi: 10.48550/arxiv.0712.4082 · pith_short_12: 7454OEMCVCKM · pith_short_16: 7454OEMCVCKMFUXC · pith_short_8: 7454OEMC

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/7454OEMCVCKMFUXCW2JAWMGYPS \
  | 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: ff3bc71182a894c2d2e2b6920b30d87c92e0a8b2ef52b2e564fbdc012557eae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f903e0d47207cbf220140180783dc3fdcddb7016f6e7be397f6e48956f2990e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-25T19:43:36Z",
    "title_canon_sha256": "fd5f36777f614ff60ac1e8b6a1372db246ff6c630559b74a4a4aa5685f90a0e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.4082",
    "kind": "arxiv",
    "version": 2
  }
}