Pith Number

pith:BKFRMOCW

pith:1995:BKFRMOCWPZ2DPC7M7B6FUGQZHX

not attested not anchored not stored refs pending

H_0 and Odds on Cosmology

A. H. Jaffe

arxiv:astro-ph/9501070 v1 · 1995-01-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKFRMOCWPZ2DPC7M7B6FUGQZHX}

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	2026-05-18T01:07:42.606176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8b1638567e74378becf87c5a1a193df1b2d9a63084a9d5056f18fb0ebddad4

Aliases

arxiv: astro-ph/9501070 · arxiv_version: astro-ph/9501070v1 · doi: 10.48550/arxiv.astro-ph/9501070 · pith_short_12: BKFRMOCWPZ2D · pith_short_16: BKFRMOCWPZ2DPC7M · pith_short_8: BKFRMOCW

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/BKFRMOCWPZ2DPC7M7B6FUGQZHX \
  | 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: 0a8b1638567e74378becf87c5a1a193df1b2d9a63084a9d5056f18fb0ebddad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fe1bd8be25dd897ed7abaf48ca77db275eadfe31d67dbc9f576405632a8e393",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-01-19T19:52:36Z",
    "title_canon_sha256": "33747984add57048dcd70e044995ea1a5fc5c856e85cc9377c5ec42ab81993c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9501070",
    "kind": "arxiv",
    "version": 1
  }
}