Pith Number

pith:P2MJVYKN

pith:2012:P2MJVYKNM5QHGXVIAGYL5VSQEJ

not attested not anchored not stored refs pending

Density Perturbations in Hybrid Inflation Using a Free Field Theory Time-Delay Approach

Alan H. Guth, Evangelos I. Sfakianakis

arxiv:1210.8128 v2 · 2012-10-30 · 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{P2MJVYKNM5QHGXVIAGYL5VSQEJ}

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	2026-05-18T03:41:55.790531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e989ae14d6760735ea801b0bed65022653a337e0c0f4b0fb569c99b99c6d1f1

Aliases

arxiv: 1210.8128 · arxiv_version: 1210.8128v2 · doi: 10.48550/arxiv.1210.8128 · pith_short_12: P2MJVYKNM5QH · pith_short_16: P2MJVYKNM5QHGXVI · pith_short_8: P2MJVYKN

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/P2MJVYKNM5QHGXVIAGYL5VSQEJ \
  | 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: 7e989ae14d6760735ea801b0bed65022653a337e0c0f4b0fb569c99b99c6d1f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3137e75b26903a3b8a59481052920f8059da1116e6596a63dc2851c8f8f53c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-30T19:31:15Z",
    "title_canon_sha256": "9d5c273bc4f5955e298387cdb4c9ad3fa39fd1bfc342d86412f7dee30ee543a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8128",
    "kind": "arxiv",
    "version": 2
  }
}