Pith Number

pith:GRHAZOBR

pith:2016:GRHAZOBRS3O2FUIHICFT2PXFLI

not attested not anchored not stored refs pending

Compression of interferometric radio-astronomical data

A. R. Offringa

arxiv:1609.02019 v1 · 2016-09-07 · 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{GRHAZOBRS3O2FUIHICFT2PXFLI}

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	2026-05-18T00:59:57.210883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

344e0cb83196dda2d107408b3d3ee55a35f66fddea46fea72e41d3c7fe818586

Aliases

arxiv: 1609.02019 · arxiv_version: 1609.02019v1 · doi: 10.48550/arxiv.1609.02019 · pith_short_12: GRHAZOBRS3O2 · pith_short_16: GRHAZOBRS3O2FUIH · pith_short_8: GRHAZOBR

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/GRHAZOBRS3O2FUIHICFT2PXFLI \
  | 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: 344e0cb83196dda2d107408b3d3ee55a35f66fddea46fea72e41d3c7fe818586

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f38c5e34f441178f9c111385f260681864d96fca507f73e079a4e0f66650dd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-09-07T15:28:03Z",
    "title_canon_sha256": "dc0ee52f55bc25cba5eebd75f239061e895a914eac6984b0974f55e104effea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02019",
    "kind": "arxiv",
    "version": 1
  }
}