Pith Number

pith:AKSTJ37J

pith:2022:AKSTJ37J367S6EE2MA2UUMWDVU

not attested not anchored not stored refs pending

Constraints on cosmic birefringence using $E$-mode polarisation

Arefe Abghari, Douglas Scott, Lukas T. Hergt, Raelyn M. Sullivan

arxiv:2203.10733 v1 · 2022-03-21 · 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{AKSTJ37J367S6EE2MA2UUMWDVU}

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

Planck PR4 (NPIPE) map-space cosmic birefringence

Receipt and verification

First computed	2026-07-05T04:53:19.065869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02a534efe9dfbf2f109a60354a32c3ad03946cf966632dc20d4a50ea1017d8e2

Aliases

arxiv: 2203.10733 · arxiv_version: 2203.10733v1 · doi: 10.48550/arxiv.2203.10733 · pith_short_12: AKSTJ37J367S · pith_short_16: AKSTJ37J367S6EE2 · pith_short_8: AKSTJ37J

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/AKSTJ37J367S6EE2MA2UUMWDVU \
  | 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: 02a534efe9dfbf2f109a60354a32c3ad03946cf966632dc20d4a50ea1017d8e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81665e4dacc64f513df17fe24125b863ccd1f80c8b846cf457e53f82e5f658ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-03-21T04:32:04Z",
    "title_canon_sha256": "b9d6e3d23b0554160da099729158e07d1981c4b2522d8264fc3cdafe08f9451f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.10733",
    "kind": "arxiv",
    "version": 1
  }
}