Pith Number

pith:LE2ZD5U2

pith:2012:LE2ZD5U2J5Q7JMSAY5L7LZKWM4

not attested not anchored not stored refs pending

de Sitter Radiation and Backreaction in Quantum Cosmology

Che-Min Shen, Je-An Gu, Sang Pyo Kim

arxiv:1210.7902 v1 · 2012-10-30 · 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{LE2ZD5U2J5Q7JMSAY5L7LZKWM4}

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	2026-05-18T03:41:57.726696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

593591f69a4f61f4b240c757f5e556671035afba22615002511e98ae05c5837f

Aliases

arxiv: 1210.7902 · arxiv_version: 1210.7902v1 · doi: 10.48550/arxiv.1210.7902 · pith_short_12: LE2ZD5U2J5Q7 · pith_short_16: LE2ZD5U2J5Q7JMSA · pith_short_8: LE2ZD5U2

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/LE2ZD5U2J5Q7JMSAY5L7LZKWM4 \
  | 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: 593591f69a4f61f4b240c757f5e556671035afba22615002511e98ae05c5837f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e9d91faea884b7c5ec42a5d2e084a357e349872304e83907680bddf6cc2ffe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-10-30T04:16:22Z",
    "title_canon_sha256": "998d6ec321a1ecb7faa6e3a58cc2f10a0f83a2fa325a61a41f8d1b11b1a31552"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7902",
    "kind": "arxiv",
    "version": 1
  }
}