Pith Number

pith:EIGSOSYC

pith:2019:EIGSOSYCVT6UMA333DPIBKKRDW

not attested not anchored not stored refs pending

Efficient Source Finding for Radio Interferometric Images

Anna Scaife, Luis Lucas, Tim Staley

arxiv:1901.04956 v1 · 2019-01-15 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIGSOSYCVT6UMA333DPIBKKRDW}

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	2026-05-17T23:56:16.038239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220d274b02acfd46037bd8de80a9511dbff5b28309003709e503a0eb22225d4e

Aliases

arxiv: 1901.04956 · arxiv_version: 1901.04956v1 · doi: 10.48550/arxiv.1901.04956 · pith_short_12: EIGSOSYCVT6U · pith_short_16: EIGSOSYCVT6UMA33 · pith_short_8: EIGSOSYC

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/EIGSOSYCVT6UMA333DPIBKKRDW \
  | 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: 220d274b02acfd46037bd8de80a9511dbff5b28309003709e503a0eb22225d4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63dbb65d7bbd2e5dfd938fc06ff9579bfff579b9511bd441897e7f543d7b8990",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-01-15T18:00:54Z",
    "title_canon_sha256": "ec34a2fe1eeed8b3615cc8ccd47e434627cbe3dfc6bd9c584179eae5ad188f22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04956",
    "kind": "arxiv",
    "version": 1
  }
}