Pith Number

pith:IJDMZW4M

pith:2015:IJDMZW4METF2G5DCJEYYMZS3TC

not attested not anchored not stored refs pending

Bayesian semi-blind component separation for foreground removal in interferometric 21-cm observations

Andrei Korotkov, Ata Karakci, Benjamin D. Wandelt, Emory F. Bunn, Gregory S. Tucker, Le Zhang, Peter T. Timbie, P.M. Sutter

arxiv:1505.04146 v2 · 2015-05-15 · 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{IJDMZW4METF2G5DCJEYYMZS3TC}

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	2026-05-18T01:22:40.163378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4246ccdb8c24cba37462493186665b98a430622671b1b76f47121396b7e97e90

Aliases

arxiv: 1505.04146 · arxiv_version: 1505.04146v2 · doi: 10.48550/arxiv.1505.04146 · pith_short_12: IJDMZW4METF2 · pith_short_16: IJDMZW4METF2G5DC · pith_short_8: IJDMZW4M

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/IJDMZW4METF2G5DCJEYYMZS3TC \
  | 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: 4246ccdb8c24cba37462493186665b98a430622671b1b76f47121396b7e97e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97d03aff824b1b4cf37d78989249b437d753a6e11549738c212b994cc3de3165",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-15T18:11:43Z",
    "title_canon_sha256": "8d46df1bfddbd339cae10518fcf5ea9b5361d11c8a6921be45ef76359eb518a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04146",
    "kind": "arxiv",
    "version": 2
  }
}