Pith Number

pith:GS6XHXDX

pith:2012:GS6XHXDXAUR644PFLCDZ62FZQR

not attested not anchored not stored refs pending

Foreground Removal using FastICA: A Showcase of LOFAR-EoR

A. G. de Bruyn, Emma Chapman, Filipe B. Abdalla, Geraint Harker, L. V. E. Koopmans, Michiel A. Brentjens, Panagiotis Labropoulos, Saleem Zaroubi, Vibor Jeli\'c

arxiv:1201.2190 v2 · 2012-01-10 · 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{GS6XHXDXAUR644PFLCDZ62FZQR}

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

Mitigating gain calibration errors from EoR observations with SKA1-Low AA*

Receipt and verification

First computed	2026-05-18T03:53:06.968560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34bd73dc770523ee71e558879f68b98449dcadab9952dfa9e43fed52e1779323

Aliases

arxiv: 1201.2190 · arxiv_version: 1201.2190v2 · doi: 10.48550/arxiv.1201.2190 · pith_short_12: GS6XHXDXAUR6 · pith_short_16: GS6XHXDXAUR644PF · pith_short_8: GS6XHXDX

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/GS6XHXDXAUR644PFLCDZ62FZQR \
  | 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: 34bd73dc770523ee71e558879f68b98449dcadab9952dfa9e43fed52e1779323

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2baae1452bd96745ccca7de8e218222f5d124d4d229427ee7c9963def3993a5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-10T21:30:35Z",
    "title_canon_sha256": "a486ef644068af0bbe8257c2863d7b9ed5620dcc369eea46b51753e7f41a517b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2190",
    "kind": "arxiv",
    "version": 2
  }
}