Pith Number

pith:Q66JBE7R

pith:2013:Q66JBE7RAXX6WIFDTVIO76YO2K

not attested not anchored not stored refs pending

Exact noise kernel for quantum fields in static de Sitter and conformally-flat spacetimes

B. L. Hu, Hing-Tong Cho, Jason D. Bates, Paul R. Anderson

arxiv:1301.2501 v1 · 2013-01-11 · 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{Q66JBE7RAXX6WIFDTVIO76YO2K}

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	2026-05-18T03:36:37.744478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87bc9093f105efeb20a39d50effb0ed284987f9f7d7bdcdbc020ad945a430dca

Aliases

arxiv: 1301.2501 · arxiv_version: 1301.2501v1 · doi: 10.48550/arxiv.1301.2501 · pith_short_12: Q66JBE7RAXX6 · pith_short_16: Q66JBE7RAXX6WIFD · pith_short_8: Q66JBE7R

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/Q66JBE7RAXX6WIFDTVIO76YO2K \
  | 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: 87bc9093f105efeb20a39d50effb0ed284987f9f7d7bdcdbc020ad945a430dca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02e477bb584bf1f224df2e2dd36f3fcc7c5671fd50fd2abd82e510337ae85722",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-11T13:59:30Z",
    "title_canon_sha256": "e8b79109c4a08c47d81706918d109fa99a2c162bb3f4b9201b213f63d2c17147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2501",
    "kind": "arxiv",
    "version": 1
  }
}