Pith Number

pith:XOQPZXW6

pith:2016:XOQPZXW6G5TKKZ6P6QINTX7BKR

not attested not anchored not stored refs pending

Late time cosmology with LISA: probing the cosmic expansion with massive black hole binary mergers as standard sirens

Nicola Tamanini

arxiv:1612.02634 v1 · 2016-12-08 · 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{XOQPZXW6G5TKKZ6P6QINTX7BKR}

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	2026-05-18T00:41:38.127040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bba0fcdede3766a567cff410d9dfe15473f2814c21a2f777f1bbcea8ea4692fb

Aliases

arxiv: 1612.02634 · arxiv_version: 1612.02634v1 · doi: 10.48550/arxiv.1612.02634 · pith_short_12: XOQPZXW6G5TK · pith_short_16: XOQPZXW6G5TKKZ6P · pith_short_8: XOQPZXW6

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/XOQPZXW6G5TKKZ6P6QINTX7BKR \
  | 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: bba0fcdede3766a567cff410d9dfe15473f2814c21a2f777f1bbcea8ea4692fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aed0b8081e74c6f95e9513b6d364d01afa33dd7a79b76c1cc0f778f6fe9cbd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-12-08T13:25:10Z",
    "title_canon_sha256": "b6c79eb65aca40d4d7fd5d7717f7d0cd7c02e289ce90c3c4a3926c4fc8af7722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02634",
    "kind": "arxiv",
    "version": 1
  }
}