Pith Number

pith:22ZKFMGU

pith:2021:22ZKFMGUN7MOAIQRXMBRD2LRSC

not attested not anchored not stored refs pending

Linear anisotropies in dispersion-measure-based cosmological observables

David Alonso

arxiv:2103.14016 v2 · 2021-03-25 · 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{22ZKFMGUN7MOAIQRXMBRD2LRSC}

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	2026-07-05T02:53:39.138849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b2a2b0d46fd8e02211bb0311e971909c8976733f688230ede5446638c77cd4

Aliases

arxiv: 2103.14016 · arxiv_version: 2103.14016v2 · doi: 10.48550/arxiv.2103.14016 · pith_short_12: 22ZKFMGUN7MO · pith_short_16: 22ZKFMGUN7MOAIQR · pith_short_8: 22ZKFMGU

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/22ZKFMGUN7MOAIQRXMBRD2LRSC \
  | 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: d6b2a2b0d46fd8e02211bb0311e971909c8976733f688230ede5446638c77cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3201995007d4d0eaaa352953906040d028ea9137e2603628e9ec233ac11c5ffb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-03-25T17:47:28Z",
    "title_canon_sha256": "f4a78793ffc06391f9409cd3e64d5554c8f8d6e935bbf2a28688e9bea8b8bf10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14016",
    "kind": "arxiv",
    "version": 2
  }
}