Pith Number

pith:Y6ASZ4VU

pith:2014:Y6ASZ4VUQQGOI33WT7TXXXI23A

not attested not anchored not stored refs pending

Planck's confirmation of the M31 disk and halo rotation

A.A. Nucita, A.L. Kashin, A. Qadir, D. Vetrugno, E.Poghosian, F. De Paolis, G. Ingrosso, H.G. Khachatryan, Ph. Jetzer, S. Mirzoyan, V.G. Gurzadyan

arxiv:1404.4162 v1 · 2014-04-16 · 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{Y6ASZ4VUQQGOI33WT7TXXXI23A}

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	2026-05-18T02:52:13.860855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7812cf2b4840ce46f769fe77bdd1ad8120e0ca60bf9e9e5a5149004307d0afc

Aliases

arxiv: 1404.4162 · arxiv_version: 1404.4162v1 · doi: 10.48550/arxiv.1404.4162 · pith_short_12: Y6ASZ4VUQQGO · pith_short_16: Y6ASZ4VUQQGOI33W · pith_short_8: Y6ASZ4VU

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/Y6ASZ4VUQQGOI33WT7TXXXI23A \
  | 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: c7812cf2b4840ce46f769fe77bdd1ad8120e0ca60bf9e9e5a5149004307d0afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "244209de8bea412fd57e6e808d1d840b3eb97faa6ac037cf013085a727b038d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-16T08:22:23Z",
    "title_canon_sha256": "02f831c9278bfeffc187771d65cda4241e842ff45a0e3a6151a94635e06ce357"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4162",
    "kind": "arxiv",
    "version": 1
  }
}