Pith Number

pith:KNBAPV7L

pith:2014:KNBAPV7LJPZEZNQ45KN2TT2A7U

not attested not anchored not stored refs pending

Effects of modified gravity on B-mode polarization

Guillermo Ballesteros, Luca Amendola, Valeria Pettorino (University of Heidelberg)

arxiv:1405.7004 v2 · 2014-05-27 · astro-ph.CO · 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{KNBAPV7LJPZEZNQ45KN2TT2A7U}

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	2026-05-18T02:44:08.866676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

534207d7eb4bf24cb61cea9ba9cf40fd03577c2e72b6b289614589698f33954f

Aliases

arxiv: 1405.7004 · arxiv_version: 1405.7004v2 · doi: 10.48550/arxiv.1405.7004 · pith_short_12: KNBAPV7LJPZE · pith_short_16: KNBAPV7LJPZEZNQ4 · pith_short_8: KNBAPV7L

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/KNBAPV7LJPZEZNQ45KN2TT2A7U \
  | 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: 534207d7eb4bf24cb61cea9ba9cf40fd03577c2e72b6b289614589698f33954f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82a86ebe2bfadc2c1ee60d8eb7a54c7310c7295c36df943aad1e86412e1040ff",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-05-27T18:51:51Z",
    "title_canon_sha256": "a042f5909cad2cd62729c9b6a9b43ddf8235114163407b6ec99897b45d5c2c4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7004",
    "kind": "arxiv",
    "version": 2
  }
}