Pith Number

pith:KTLKVH5K

pith:2017:KTLKVH5KAXQNUUIICX5I5E7YMV

not attested not anchored not stored refs pending

Testing the distance duality relation using type Ia supernovae and ultracompact radio sources

Hai-Nan Lin, Xin Li

arxiv:1710.11361 v2 · 2017-10-31 · 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{KTLKVH5KAXQNUUIICX5I5E7YMV}

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	2026-05-18T00:28:04.436909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54d6aa9faa05e0da510815fa8e93f8656b81e3ee582b2a7f71098054bf85c423

Aliases

arxiv: 1710.11361 · arxiv_version: 1710.11361v2 · doi: 10.48550/arxiv.1710.11361 · pith_short_12: KTLKVH5KAXQN · pith_short_16: KTLKVH5KAXQNUUII · pith_short_8: KTLKVH5K

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/KTLKVH5KAXQNUUIICX5I5E7YMV \
  | 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: 54d6aa9faa05e0da510815fa8e93f8656b81e3ee582b2a7f71098054bf85c423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88e9d5e1f20c0818eee396b33e8941da91f63c9ab39dc648a56ffc1a1cc8230d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-10-31T07:53:39Z",
    "title_canon_sha256": "492b66b20710d688a5811a70a0e50e832dde69a2d3324a598e137b75119cd5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11361",
    "kind": "arxiv",
    "version": 2
  }
}