Pith Number

pith:MEDQZF7B

pith:2012:MEDQZF7BCELDM5UC6GMFWP3A22

not attested not anchored not stored refs pending

The Hubble constant and new discoveries in cosmology

A. Riess, B. F. Madore, B. Reid, C. Blake, D. Schlegel, E. Humphreys, F. Courbin, G. Meylan, J. Braatz, J. Dunkley, J. Mould, K. Y. Lo, L. Greenhill, L. Macri, L. Verde, M. Reid, P. J. Marshall, R. D. Blandford, R. Kirshner, S. Hilbert, S. H. Suyu, S. Jha, T. Treu, V. Scowcroft, W. L. Freedman

arxiv:1202.4459 v1 · 2012-02-20 · 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{MEDQZF7BCELDM5UC6GMFWP3A22}

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.

Cited by

1 paper in Pith

HOLISMOKES XXI: Detecting strongly lensed type Ia supernovae from time series of multi-band LSST-like imaging data -- Part II

Receipt and verification

First computed	2026-05-18T04:01:50.570865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61070c97e11116367682f1985b3f60d6b8d9207207fcf8ef54fe36bc883343e4

Aliases

arxiv: 1202.4459 · arxiv_version: 1202.4459v1 · doi: 10.48550/arxiv.1202.4459 · pith_short_12: MEDQZF7BCELD · pith_short_16: MEDQZF7BCELDM5UC · pith_short_8: MEDQZF7B

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/MEDQZF7BCELDM5UC6GMFWP3A22 \
  | 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: 61070c97e11116367682f1985b3f60d6b8d9207207fcf8ef54fe36bc883343e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377960f06626f54289b4f7a3f50e1b00abc0bf5bd1b47a64ceae338f9e7d2cf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-20T21:00:05Z",
    "title_canon_sha256": "ca44ef43ee5977e51f96be5c03851b66f196fa7f3eeda5958a11f2578d3e0ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4459",
    "kind": "arxiv",
    "version": 1
  }
}