Pith Number

pith:3OUR3JMU

pith:2007:3OUR3JMUY3Q6OXNCOF5RDM5SX6

not attested not anchored not stored refs pending

Is Noncommutative Eternal Inflation Possible?

Yi-Fu Cai, Yi Wang

arxiv:0706.0572 v2 · 2007-06-05 · hep-th · astro-ph · 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{3OUR3JMUY3Q6OXNCOF5RDM5SX6}

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	2026-05-18T04:38:48.997616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dba91da594c6e1e75da2717b11b3b2bf99a7c492e2197343e025e43c45f7c3a1

Aliases

arxiv: 0706.0572 · arxiv_version: 0706.0572v2 · doi: 10.48550/arxiv.0706.0572 · pith_short_12: 3OUR3JMUY3Q6 · pith_short_16: 3OUR3JMUY3Q6OXNC · pith_short_8: 3OUR3JMU

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/3OUR3JMUY3Q6OXNCOF5RDM5SX6 \
  | 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: dba91da594c6e1e75da2717b11b3b2bf99a7c492e2197343e025e43c45f7c3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d5c2ea91fa3f904cb4f6ce62f8f9cb2e2689b55db0c13627116130bd27a06d",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2007-06-05T02:42:54Z",
    "title_canon_sha256": "d298a661304bee84eb07e51a5b0e99253408c275170a210d7889c4535ecd77fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.0572",
    "kind": "arxiv",
    "version": 2
  }
}