Pith Number

pith:MHNMCJDH

pith:2012:MHNMCJDHL54MMS6KQNV6ZOT2Z4

not attested not anchored not stored refs pending

The impact of polarized extragalactic radio sources on the detection of CMB anisotropies in polarization

L. Toffolatti, M. Tucci

arxiv:1204.0427 v1 · 2012-04-02 · 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{MHNMCJDHL54MMS6KQNV6ZOT2Z4}

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	2026-05-18T03:44:47.162965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61dac124675f78c64bca836becba7acf064d1dca0929fc0498cea34b33dcdea6

Aliases

arxiv: 1204.0427 · arxiv_version: 1204.0427v1 · doi: 10.48550/arxiv.1204.0427 · pith_short_12: MHNMCJDHL54M · pith_short_16: MHNMCJDHL54MMS6K · pith_short_8: MHNMCJDH

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/MHNMCJDHL54MMS6KQNV6ZOT2Z4 \
  | 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: 61dac124675f78c64bca836becba7acf064d1dca0929fc0498cea34b33dcdea6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8ec30f145ee93bd752bb548e6056d7329c735e0c7cf1858deee9e113c7a054b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-02T15:03:57Z",
    "title_canon_sha256": "7e72d30c3aa6edb121b76cabc45cbb024da9b420955527eedc81771bf15b7fcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0427",
    "kind": "arxiv",
    "version": 1
  }
}