Pith Number

pith:ZHSCABDU

pith:2019:ZHSCABDUJA75N4WN75MIZN5Y2H

not attested not anchored not stored refs pending

The evidence of cosmic acceleration and observational constraints

Yingjie Yang, Yungui Gong

arxiv:1912.07375 v2 · 2019-12-16 · astro-ph.CO · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHSCABDUJA75N4WN75MIZN5Y2H}

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

Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

Receipt and verification

First computed	2026-07-05T01:15:56.472768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9e4200474483fd6f2cdff588cb7b8d1d7763c1ec92cdb5f9bd6b0a5e2972de9

Aliases

arxiv: 1912.07375 · arxiv_version: 1912.07375v2 · doi: 10.48550/arxiv.1912.07375 · pith_short_12: ZHSCABDUJA75 · pith_short_16: ZHSCABDUJA75N4WN · pith_short_8: ZHSCABDU

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/ZHSCABDUJA75N4WN75MIZN5Y2H \
  | 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: c9e4200474483fd6f2cdff588cb7b8d1d7763c1ec92cdb5f9bd6b0a5e2972de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56b5a998cd29860f762591212d062b2606011f5c58892b528d96c97a2b60c7a2",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-12-16T14:03:37Z",
    "title_canon_sha256": "67c84087c9b51a44c9eca54bb4a68eb2b0ac2dfad97f9bbe78d7273495072d90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07375",
    "kind": "arxiv",
    "version": 2
  }
}