Pith Number

pith:RA6NIXQQ

pith:2017:RA6NIXQQK4ITDBU6H6XMLG7TOR

not attested not anchored not stored refs pending

Introduction to the Special Issue on Digital Signal Processing in Radio Astronomy

Danny C. Price, Jonathon Kocz, Lincoln J. Greenhill, Matthew Bailes

arxiv:1702.00442 v1 · 2017-02-01 · 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{RA6NIXQQK4ITDBU6H6XMLG7TOR}

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	2026-05-18T00:51:33.529973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883cd45e10571131869e3faec59bf374710b5992d06863617fe0315c585e186d

Aliases

arxiv: 1702.00442 · arxiv_version: 1702.00442v1 · doi: 10.48550/arxiv.1702.00442 · pith_short_12: RA6NIXQQK4IT · pith_short_16: RA6NIXQQK4ITDBU6 · pith_short_8: RA6NIXQQ

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/RA6NIXQQK4ITDBU6H6XMLG7TOR \
  | 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: 883cd45e10571131869e3faec59bf374710b5992d06863617fe0315c585e186d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f52fd3663316bc4e8194c93e7dead76dc9930f783f8a7c98860729c2bb4a8fab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-02-01T20:28:58Z",
    "title_canon_sha256": "295ed292c7f2e86335438905d63622e4f6c0d44e5edfe2ca4d49a30a95fee3f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00442",
    "kind": "arxiv",
    "version": 1
  }
}