Pith Number

pith:FIQRX5EE

pith:2026:FIQRX5EEWJ4LGNWCML72EMGBUY

not attested not anchored not stored refs pending

Probing inflationary features with galaxy ultraviolet luminosity function observables

Sandeep Kumar Acharya

arxiv:2602.23913 v2 · 2026-02-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIQRX5EEWJ4LGNWCML72EMGBUY}

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	2026-06-02T02:04:51.902841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a211bf484b278b336c262ffa230c1a624f6c39e43dc33229e864951a6be4898

Aliases

arxiv: 2602.23913 · arxiv_version: 2602.23913v2 · doi: 10.48550/arxiv.2602.23913 · pith_short_12: FIQRX5EEWJ4L · pith_short_16: FIQRX5EEWJ4LGNWC · pith_short_8: FIQRX5EE

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/FIQRX5EEWJ4LGNWCML72EMGBUY \
  | 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: 2a211bf484b278b336c262ffa230c1a624f6c39e43dc33229e864951a6be4898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d29019c842b3720b4746297ceb263a7d9c3e77731bc2ca0f720c11bbf056f1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-02-27T11:02:50Z",
    "title_canon_sha256": "af2d4ec8c3cefd3fb01d70b166ec5907f2053b7f44db750fbd2ab5537a545662"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.23913",
    "kind": "arxiv",
    "version": 2
  }
}