Pith Number

pith:DZDWSQ6D

pith:2012:DZDWSQ6DMIFEXWY2P6MJVGIPEL

not attested not anchored not stored refs pending

Periodic Radio Variability in NRAO 530: Phase Dispersion Minimization Analysis

Hong-Bing Qiu, Ji-Ming Lin, Jun-Chao Lu, Jun-yi Wang, Tao An

arxiv:1202.3873 v1 · 2012-02-17 · astro-ph.HE · 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{DZDWSQ6DMIFEXWY2P6MJVGIPEL}

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	2026-05-18T01:58:24.143768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e476943c3620a4bdb1a7f989a990f22e147f8b6126de9a29ea314d1d034c797

Aliases

arxiv: 1202.3873 · arxiv_version: 1202.3873v1 · doi: 10.48550/arxiv.1202.3873 · pith_short_12: DZDWSQ6DMIFE · pith_short_16: DZDWSQ6DMIFEXWY2 · pith_short_8: DZDWSQ6D

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/DZDWSQ6DMIFEXWY2P6MJVGIPEL \
  | 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: 1e476943c3620a4bdb1a7f989a990f22e147f8b6126de9a29ea314d1d034c797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8da7c2efe85c3c4648f822f5ec2a1fdde638db11a735fbfe678a72c6c905b7dc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-17T10:49:26Z",
    "title_canon_sha256": "0c06de44cfea9329a26dc924a3fbbdf4a740cc0870682f8667428a5d26846fa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3873",
    "kind": "arxiv",
    "version": 1
  }
}