Pith Number

pith:IMYE75EZ

pith:2014:IMYE75EZ6RB5BKAYCXF6FKNJWN

not attested not anchored not stored refs pending

DGP with bubble of nothing

Keisuke Izumi, Tetsuya Shiromizu

arxiv:1402.2729 v2 · 2014-02-12 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IMYE75EZ6RB5BKAYCXF6FKNJWN}

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	2026-05-18T02:43:45.326822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43304ff499f443d0a81815cbe2a9a9b3480f2ac8de09f9e350cf309b50dede19

Aliases

arxiv: 1402.2729 · arxiv_version: 1402.2729v2 · doi: 10.48550/arxiv.1402.2729 · pith_short_12: IMYE75EZ6RB5 · pith_short_16: IMYE75EZ6RB5BKAY · pith_short_8: IMYE75EZ

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/IMYE75EZ6RB5BKAYCXF6FKNJWN \
  | 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: 43304ff499f443d0a81815cbe2a9a9b3480f2ac8de09f9e350cf309b50dede19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe1aec759ad9b86105928ee69778f257632c000f90a4cbc361e0e5f4d0e54127",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-02-12T04:34:51Z",
    "title_canon_sha256": "18b21493bf9b3bfca033b23a439b4848745b6ea37612ebccdf51de04dfa72e94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2729",
    "kind": "arxiv",
    "version": 2
  }
}