Pith Number

pith:EBMRFMHK

pith:2018:EBMRFMHK2F6VMCO6N477W62BTY

not attested not anchored not stored refs pending

Semi-classical and quantum analysis of the isotropic Universe in the polymer paradigm

Claudia Mantero, Flavio Bombacigno, Francesco Cianfrani, Gabriele Barca, Giovanni Montani

arxiv:1806.10364 v3 · 2018-06-27 · 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{EBMRFMHK2F6VMCO6N477W62BTY}

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	2026-05-17T23:49:59.631858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

205912b0ead17d5609de6f3ffb7b419e0175fed39d925a8d72f567c159312424

Aliases

arxiv: 1806.10364 · arxiv_version: 1806.10364v3 · doi: 10.48550/arxiv.1806.10364 · pith_short_12: EBMRFMHK2F6V · pith_short_16: EBMRFMHK2F6VMCO6 · pith_short_8: EBMRFMHK

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/EBMRFMHK2F6VMCO6N477W62BTY \
  | 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: 205912b0ead17d5609de6f3ffb7b419e0175fed39d925a8d72f567c159312424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea146cf398a445a1621f865abe3f3b44e11c5c28ad14590f80b1820916c99a27",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-06-27T09:27:55Z",
    "title_canon_sha256": "85048b3d2da61130e57e0aa20bf09bdf79a81907bf56010875b7af7aaab31cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10364",
    "kind": "arxiv",
    "version": 3
  }
}