Pith Number

pith:RL2L7RBS

pith:2026:RL2L7RBSSA7TCVJVRLQ3CEBFJH

not attested not anchored not stored refs pending

Constraints on Cosmic Strings from the Curl-Mode CMB Lensing Power Spectrum measured by ACT DR6

A. I. Lonappan, B. Keating, F. J. Qu, K. Ramesh, T. Namikawa

arxiv:2606.19337 v1 · 2026-06-17 · astro-ph.CO · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RL2L7RBSSA7TCVJVRLQ3CEBFJH}

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	2026-06-19T16:12:11.547347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8af4bfc432903f3155358ae1b1102549ca8d1123df2627d935503eceec2c9ce0

Aliases

arxiv: 2606.19337 · arxiv_version: 2606.19337v1 · doi: 10.48550/arxiv.2606.19337 · pith_short_12: RL2L7RBSSA7T · pith_short_16: RL2L7RBSSA7TCVJV · pith_short_8: RL2L7RBS

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/RL2L7RBSSA7TCVJVRLQ3CEBFJH \
  | 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: 8af4bfc432903f3155358ae1b1102549ca8d1123df2627d935503eceec2c9ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f7c20a2357d0426a64110f7aa8b816de9d93c1e106c5948bf855342e8708ed",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-17T17:58:52Z",
    "title_canon_sha256": "ed96a9d1fed1d519d84cc6bea9f372cda26368084fdf299303e2740824ab1c3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19337",
    "kind": "arxiv",
    "version": 1
  }
}