Pith Number

pith:NPDIHGAJ

pith:2016:NPDIHGAJ2MELRKQMQBADFXJTIF

not attested not anchored not stored refs pending

Evidence for the alignment of quasar radio polarizations with large quasar group axes

Damien Hutsem\'ekers, Vincent Pelgrims

arxiv:1604.03937 v1 · 2016-04-13 · astro-ph.GA · 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{NPDIHGAJ2MELRKQMQBADFXJTIF}

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.

Cited by

1 paper in Pith

New constraints on cosmic anisotropy from galaxy clusters using an improved dipole fitting method

Receipt and verification

First computed	2026-05-18T01:15:13.549990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc6839809d308b8aa0c804032dd3341600bba2e06ff10869070c8e364349b5a

Aliases

arxiv: 1604.03937 · arxiv_version: 1604.03937v1 · doi: 10.48550/arxiv.1604.03937 · pith_short_12: NPDIHGAJ2MEL · pith_short_16: NPDIHGAJ2MELRKQM · pith_short_8: NPDIHGAJ

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/NPDIHGAJ2MELRKQMQBADFXJTIF \
  | 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: 6bc6839809d308b8aa0c804032dd3341600bba2e06ff10869070c8e364349b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d9ea135f38e90a847429e29ff8cc8708dd2241a6618c8e45fc71cce1708ec5b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-13T20:00:00Z",
    "title_canon_sha256": "5b545f07f19a039a0c365a8923e137856aaf26148fb32dae8ef5efc561c41329"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03937",
    "kind": "arxiv",
    "version": 1
  }
}