Pith Number

pith:J7C4DWQ3

pith:2017:J7C4DWQ3XH7HACYQECCAJJEUCH

not attested not anchored not stored refs pending

On early and late phases of acceleration of the expansion of the universe

Cl\'ement Stahl

arxiv:1702.05630 v1 · 2017-02-18 · 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{J7C4DWQ3XH7HACYQECCAJJEUCH}

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	2026-05-18T00:50:30.184308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fc5c1da1bb9fe700b10208404a49411df8f0615dc7146edf1fb3ea166850823

Aliases

arxiv: 1702.05630 · arxiv_version: 1702.05630v1 · doi: 10.48550/arxiv.1702.05630 · pith_short_12: J7C4DWQ3XH7H · pith_short_16: J7C4DWQ3XH7HACYQ · pith_short_8: J7C4DWQ3

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/J7C4DWQ3XH7HACYQECCAJJEUCH \
  | 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: 4fc5c1da1bb9fe700b10208404a49411df8f0615dc7146edf1fb3ea166850823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea36cd011e185f7491c62cc52d028d7996b87cc4a5387ff969d3bba800ce3405",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-02-18T16:33:08Z",
    "title_canon_sha256": "3c7d3c319965f167b927fe7fa0347d961055cd4004c1fe7825c5f077fb498e74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05630",
    "kind": "arxiv",
    "version": 1
  }
}