Pith Number

pith:UANUNTBU

pith:2018:UANUNTBURNPFKZQ4BCVRP55P3V

not attested not anchored not stored refs pending

Bouncing Cosmology made simple

Anna Ijjas, Paul J. Steinhardt

arxiv:1803.01961 v1 · 2018-03-06 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UANUNTBURNPFKZQ4BCVRP55P3V}

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

Dynamical system analysis in descending dark energy model

Receipt and verification

First computed	2026-05-18T00:12:18.098119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a01b46cc348b5e55661c08ab17f7afdd77dab6b580f30d31fe2a673580e2e029

Aliases

arxiv: 1803.01961 · arxiv_version: 1803.01961v1 · doi: 10.48550/arxiv.1803.01961 · pith_short_12: UANUNTBURNPF · pith_short_16: UANUNTBURNPFKZQ4 · pith_short_8: UANUNTBU

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/UANUNTBURNPFKZQ4BCVRP55P3V \
  | 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: a01b46cc348b5e55661c08ab17f7afdd77dab6b580f30d31fe2a673580e2e029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae639e59784b8853b10f428d76304c99701c485a6aad668b306f97ab3d37ef8",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-03-06T00:21:59Z",
    "title_canon_sha256": "57b472e79e242820bb1bf27b0c6a11aabc1902265714745726c966eb1340bd2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01961",
    "kind": "arxiv",
    "version": 1
  }
}