Pith Number

pith:BJHII6SS

pith:2025:BJHII6SSHGUELAK37FVE3NEB2Z

not attested not anchored not stored refs pending

Cosmic Polarisation Rotation from CMB Data: a Review for GR110

Alessandro Gruppuso, Sperello di Serego Alighieri

arxiv:2502.07743 v2 · 2025-02-11 · 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{BJHII6SSHGUELAK37FVE3NEB2Z}

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	2026-07-05T10:41:20.468069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a4e847a5239a845815bf96a4db481d67d0ca4bad1c884bb7735ec4fd3727c2b

Aliases

arxiv: 2502.07743 · arxiv_version: 2502.07743v2 · doi: 10.48550/arxiv.2502.07743 · pith_short_12: BJHII6SSHGUE · pith_short_16: BJHII6SSHGUELAK3 · pith_short_8: BJHII6SS

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/BJHII6SSHGUELAK37FVE3NEB2Z \
  | 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: 0a4e847a5239a845815bf96a4db481d67d0ca4bad1c884bb7735ec4fd3727c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5cf0631a197332f593db0f4f34bac33b3d986b09a34802564276d37fba8aa31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-02-11T18:08:30Z",
    "title_canon_sha256": "86edfa844df81729e0c20a8a7195d05ba17d2c93a48fa6643b243515bea6ce05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07743",
    "kind": "arxiv",
    "version": 2
  }
}