Pith Number

pith:BBZB6SZK

pith:2015:BBZB6SZK4FD7M7LO5S67XFCFP7

not attested not anchored not stored refs pending

Kinematic Bias in Cosmological Distance Measurement

Michael J. Hudson, Nick Kaiser

arxiv:1502.01762 v1 · 2015-02-05 · 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{BBZB6SZK4FD7M7LO5S67XFCFP7}

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	2026-05-18T01:31:45.709620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08721f4b2ae147f67d6eecbdfb94457fc14d8bc254dda94ae60e8ff5d776d9ad

Aliases

arxiv: 1502.01762 · arxiv_version: 1502.01762v1 · doi: 10.48550/arxiv.1502.01762 · pith_short_12: BBZB6SZK4FD7 · pith_short_16: BBZB6SZK4FD7M7LO · pith_short_8: BBZB6SZK

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/BBZB6SZK4FD7M7LO5S67XFCFP7 \
  | 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: 08721f4b2ae147f67d6eecbdfb94457fc14d8bc254dda94ae60e8ff5d776d9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9bd814a08ea2d20e33a5659a085fd98c468bd864c3fdcbd181008aa0aa9c6d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-02-05T23:53:31Z",
    "title_canon_sha256": "f8707d879bd8b0a04e04a9af29b7101d43da2244b14f399435fad6ba2b0fb572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01762",
    "kind": "arxiv",
    "version": 1
  }
}