Pith Number

pith:AEX6RO4G

pith:2025:AEX6RO4GEMUEK4BMNKOT726ECK

not attested not anchored not stored refs pending

Discovery of ionized circumstellar gas emission around the long-period Cepheid $\ell$ Carinae with ALMA

G. Pietrzy\'nski, M. Lewis, N. Nardetto, P. Kervella, T. Kami\'nski, V. Hocd\'e

arxiv:2501.19011 v1 · 2025-01-31 · astro-ph.SR · 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{AEX6RO4GEMUEK4BMNKOT726ECK}

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	2026-07-05T10:16:20.084651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

012fe8bb86232845702c6a9d3febc412999e09797b152a62bdf21b6528dc865a

Aliases

arxiv: 2501.19011 · arxiv_version: 2501.19011v1 · doi: 10.48550/arxiv.2501.19011 · pith_short_12: AEX6RO4GEMUE · pith_short_16: AEX6RO4GEMUEK4BM · pith_short_8: AEX6RO4G

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/AEX6RO4GEMUEK4BMNKOT726ECK \
  | 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: 012fe8bb86232845702c6a9d3febc412999e09797b152a62bdf21b6528dc865a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d98a7c7ff2296ecd13b1b715fda4efac3bc4444cb47cd56ba6672e881ee4af42",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-01-31T10:26:15Z",
    "title_canon_sha256": "1485232318a1ea9fe418c795bef7ce773c368af66883c9230c65e1b2402b7562"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.19011",
    "kind": "arxiv",
    "version": 1
  }
}