Pith Number

pith:FDEAYI7B

pith:2015:FDEAYI7B773MK3NWRWEKERXVX5

not attested not anchored not stored refs pending

Some implications of signature-change in cosmological models of loop quantum gravity

Jakub Mielczarek, Martin Bojowald

arxiv:1503.09154 v1 · 2015-03-31 · gr-qc · astro-ph.CO · 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{FDEAYI7B773MK3NWRWEKERXVX5}

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.

Cited by

1 paper in Pith

Lessons for loop quantum gravity from emergent modified gravity

Receipt and verification

First computed	2026-05-18T01:22:48.530961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28c80c23e1fff6c56db68d88a246f5bf6244456455fced96243278febf34c745

Aliases

arxiv: 1503.09154 · arxiv_version: 1503.09154v1 · doi: 10.48550/arxiv.1503.09154 · pith_short_12: FDEAYI7B773M · pith_short_16: FDEAYI7B773MK3NW · pith_short_8: FDEAYI7B

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/FDEAYI7B773MK3NWRWEKERXVX5 \
  | 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: 28c80c23e1fff6c56db68d88a246f5bf6244456455fced96243278febf34c745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffc963d63bd3696412e1e3b14086a7e4cb2bcdedf03053e6d2311e7c150ffdd9",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-03-31T18:29:03Z",
    "title_canon_sha256": "44cab2722eebbde80c16e03613e9ab8b2f60a537c3ac0893c7148566f073c43d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.09154",
    "kind": "arxiv",
    "version": 1
  }
}