Pith Number

pith:NSX7JU3S

pith:2015:NSX7JU3SKAHF3YGHRNOGIGQC3E

not attested not anchored not stored refs pending

Constraints on radio source clustering towards galaxy clusters: application for cm-wavelength simulations of blind sky surveys

Bartosz Lew

arxiv:1504.04140 v1 · 2015-04-16 · 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{NSX7JU3SKAHF3YGHRNOGIGQC3E}

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	2026-05-18T00:56:46.838194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6caff4d372500e5de0c78b5c641a02d90ea559ad75f2953e52685e127498007d

Aliases

arxiv: 1504.04140 · arxiv_version: 1504.04140v1 · doi: 10.48550/arxiv.1504.04140 · pith_short_12: NSX7JU3SKAHF · pith_short_16: NSX7JU3SKAHF3YGH · pith_short_8: NSX7JU3S

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/NSX7JU3SKAHF3YGHRNOGIGQC3E \
  | 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: 6caff4d372500e5de0c78b5c641a02d90ea559ad75f2953e52685e127498007d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b1936a682acf04fa8cf0e768268b9617852bab4cc36295db5ad9592a39a1965",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-04-16T08:53:00Z",
    "title_canon_sha256": "6e82a4d85ee41158a1aeace929e820da161379002f360798cf562317165eee1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04140",
    "kind": "arxiv",
    "version": 1
  }
}