Pith Number

pith:22VZ6XZU

pith:2017:22VZ6XZU356LA7DME7WW5CXAQN

not attested not anchored not stored refs pending

Constraints on running vacuum model with $H(z)$ and $f \sigma_8$

Chao-Qiang Geng, Chung-Chi Lee, Lu Yin

arxiv:1704.02136 v2 · 2017-04-07 · 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{22VZ6XZU356LA7DME7WW5CXAQN}

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	2026-05-18T00:36:38.702239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ab9f5f34df7cb07c6c27ed6e8ae0837f1fe9955a2c48b99d4a8737b4c2544b

Aliases

arxiv: 1704.02136 · arxiv_version: 1704.02136v2 · doi: 10.48550/arxiv.1704.02136 · pith_short_12: 22VZ6XZU356L · pith_short_16: 22VZ6XZU356LA7DM · pith_short_8: 22VZ6XZU

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/22VZ6XZU356LA7DME7WW5CXAQN \
  | 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: d6ab9f5f34df7cb07c6c27ed6e8ae0837f1fe9955a2c48b99d4a8737b4c2544b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2526c82d4cce3a8e55f4021d0f7064300b3a0a17d607747541fde81e70628ec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-04-07T08:51:20Z",
    "title_canon_sha256": "c395a1776e3c0248b1d2be8c6dcdfed6dd861e2cdfcf2315541eddf6516c7bbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02136",
    "kind": "arxiv",
    "version": 2
  }
}