Pith Number

pith:W3ORBFK6

pith:2012:W3ORBFK6O6ZCMV7GNJ7KQBICXD

not attested not anchored not stored refs pending

Prototyping scalable digital signal processing systems for radio astronomy using dataflow models

Andrew I. Harris, John Ford, Nimish Sane, Shuvra S. Bhattacharyya

arxiv:1204.4696 v1 · 2012-04-20 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3ORBFK6O6ZCMV7GNJ7KQBICXD}

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	2026-05-18T03:57:25.649483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6dd10955e77b22657e66a7ea80502b8c61d0f4ef0321c5f4263fa05b6e918f4

Aliases

arxiv: 1204.4696 · arxiv_version: 1204.4696v1 · doi: 10.48550/arxiv.1204.4696 · pith_short_12: W3ORBFK6O6ZC · pith_short_16: W3ORBFK6O6ZCMV7G · pith_short_8: W3ORBFK6

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/W3ORBFK6O6ZCMV7GNJ7KQBICXD \
  | 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: b6dd10955e77b22657e66a7ea80502b8c61d0f4ef0321c5f4263fa05b6e918f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e30ad4e5f9b516c5487c5d6d3d2b7170c9df435db24d4d9b3ec06ba8a1319972",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-04-20T18:43:05Z",
    "title_canon_sha256": "cf524201d85e4178efb049eee82d844ca67cd0b7569312c2e0368012e89369f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4696",
    "kind": "arxiv",
    "version": 1
  }
}