Pith Number

pith:3KR2Q4XJ

pith:2018:3KR2Q4XJPC4D4CTZBJ4XKZHW3R

not attested not anchored not stored refs pending

From the NVSS RM Catalogue to Future Polarisation Surveys

Alex S. Hill, Aritra Basu, Carl Heiles, Jennifer West, Jeroen Stil, S. A. Mao, S. K. Betti, Yik Ki Ma

arxiv:1810.03620 v1 · 2018-10-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KR2Q4XJPC4D4CTZBJ4XKZHW3R}

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	2026-05-18T00:03:44.841795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

daa3a872e978b83e0a790a797564f6dc4b88aaa986d67fb77e23fafee209ef0e

Aliases

arxiv: 1810.03620 · arxiv_version: 1810.03620v1 · doi: 10.48550/arxiv.1810.03620 · pith_short_12: 3KR2Q4XJPC4D · pith_short_16: 3KR2Q4XJPC4D4CTZ · pith_short_8: 3KR2Q4XJ

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/3KR2Q4XJPC4D4CTZBJ4XKZHW3R \
  | 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: daa3a872e978b83e0a790a797564f6dc4b88aaa986d67fb77e23fafee209ef0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "158d43aab3ef06f1b716e7865cceb9ef2e3f9736ceb524f1026a1054841a342f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-08T18:00:07Z",
    "title_canon_sha256": "79456badd91c6379220d5445e1b0f8706655c383ee4e7931db12a4da28cb2859"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03620",
    "kind": "arxiv",
    "version": 1
  }
}