Pith Number

pith:EBLYF553

pith:2015:EBLYF553EJRQVBRP5KKKOC2ZPW

not attested not anchored not stored refs pending

Preheating with Fractional Powers

Hossein Bazrafshan Moghaddam, Robert Brandenberger (McGill University)

arxiv:1502.06135 v2 · 2015-02-21 · hep-th · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBLYF553EJRQVBRP5KKKOC2ZPW}

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	2026-05-18T00:55:58.632031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

205782f7bb22630a862fea94a70b597dbd622faceae2e8b3e3bb97fbb4f701bd

Aliases

arxiv: 1502.06135 · arxiv_version: 1502.06135v2 · doi: 10.48550/arxiv.1502.06135 · pith_short_12: EBLYF553EJRQ · pith_short_16: EBLYF553EJRQVBRP · pith_short_8: EBLYF553

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/EBLYF553EJRQVBRP5KKKOC2ZPW \
  | 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: 205782f7bb22630a862fea94a70b597dbd622faceae2e8b3e3bb97fbb4f701bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f5fe15ee0f96e66fd4975d5e95cbf7b7bbd20d3e2ce9c86c5e8d982007ccb07",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-02-21T19:24:25Z",
    "title_canon_sha256": "d570ef2535274e1d7c7fe5fdad289300cb02527893fab771b11b0e4efeab9a32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06135",
    "kind": "arxiv",
    "version": 2
  }
}