Pith Number

pith:TUGJ73KC

pith:2020:TUGJ73KCTJIDQFMPDADEFD7JHH

not attested not anchored not stored refs pending

Primordial power spectrum from a matter-Ekpyrotic bounce scenario in loop quantum cosmology

Bao-Fei Li, Parampreet Singh, Sahil Saini

arxiv:2012.10462 v1 · 2020-12-18 · gr-qc · 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{TUGJ73KCTJIDQFMPDADEFD7JHH}

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

Quasi-dust ekpyrotic scenario in Loop Quantum Cosmology

Receipt and verification

First computed	2026-07-05T02:27:34.944592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d0c9fed429a5038158f1806428fe939ca6e7cfcde68e5b5361ea1245d4ed2d5

Aliases

arxiv: 2012.10462 · arxiv_version: 2012.10462v1 · doi: 10.48550/arxiv.2012.10462 · pith_short_12: TUGJ73KCTJID · pith_short_16: TUGJ73KCTJIDQFMP · pith_short_8: TUGJ73KC

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/TUGJ73KCTJIDQFMPDADEFD7JHH \
  | 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: 9d0c9fed429a5038158f1806428fe939ca6e7cfcde68e5b5361ea1245d4ed2d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d1d2e769de73a50b18b7c7f7f1ce0a41c4a9ca17ff6747096e04d2f1a4948c9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-12-18T19:00:26Z",
    "title_canon_sha256": "08731c8cf5958293bc941717a0de21e10d19293ffe65c4b451c530bcc607129c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.10462",
    "kind": "arxiv",
    "version": 1
  }
}