Pith Number

pith:TLEZQBHG

pith:2014:TLEZQBHGHRZLPBZJPT7NZTLEPM

not attested not anchored not stored refs pending

New constraints on cosmic polarization rotation from the ACTPol cosmic microwave background B-Mode polarization observation and the BICEP2 constraint update

Hsien-Hao Mei, Lixin Xu, Sperello di Serego Alighieri, Wei-Ping Pan, Wei-Tou Ni

arxiv:1412.8569 v3 · 2014-12-30 · 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{TLEZQBHGHRZLPBZJPT7NZTLEPM}

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	2026-05-18T01:12:43.515912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ac99804e63c72b787297cfedccd647b03d8bfd58d6372c9469ae11e666bee7d

Aliases

arxiv: 1412.8569 · arxiv_version: 1412.8569v3 · doi: 10.48550/arxiv.1412.8569 · pith_short_12: TLEZQBHGHRZL · pith_short_16: TLEZQBHGHRZLPBZJ · pith_short_8: TLEZQBHG

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/TLEZQBHGHRZLPBZJPT7NZTLEPM \
  | 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: 9ac99804e63c72b787297cfedccd647b03d8bfd58d6372c9469ae11e666bee7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9694cd97789f0bad956bd2891f4054e3c78fbafc1885678a375e81e420149d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-12-30T06:42:45Z",
    "title_canon_sha256": "02677e55f1c19e638b0ecde09f37d82fec0261e2841881f62dcdc281c35804af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8569",
    "kind": "arxiv",
    "version": 3
  }
}