Pith Number

pith:2EOLE5C7

pith:2015:2EOLE5C73IIWQ5L4GTZ4RLDV2A

not attested not anchored not stored refs pending

Are we there yet? Time to detection of nanohertz gravitational waves based on pulsar-timing array limits

C. M. F. Mingarelli, J. A. Ellis, M. Vallisneri, R. van Haasteren, S. R. Taylor, T. J. W. Lazio

arxiv:1511.05564 v2 · 2015-11-17 · astro-ph.IM · astro-ph.GA · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EOLE5C73IIWQ5L4GTZ4RLDV2A}

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	2026-05-18T01:19:28.799929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d11cb2745fda1168757c34f3c8ac75d0252c4e2761c3bec64f45e271d2c118c9

Aliases

arxiv: 1511.05564 · arxiv_version: 1511.05564v2 · doi: 10.48550/arxiv.1511.05564 · pith_short_12: 2EOLE5C73IIW · pith_short_16: 2EOLE5C73IIWQ5L4 · pith_short_8: 2EOLE5C7

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/2EOLE5C73IIWQ5L4GTZ4RLDV2A \
  | 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: d11cb2745fda1168757c34f3c8ac75d0252c4e2761c3bec64f45e271d2c118c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad22d0a35eaac44a6a9b19cce12fd34d5d2920b4db22e3136cdec72facd0ae2c",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-11-17T21:00:03Z",
    "title_canon_sha256": "38c542592f9b1dff9213bb66aed00d3999c8b5e4c318c0b1da3117fa6ecae2a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05564",
    "kind": "arxiv",
    "version": 2
  }
}