Pith Number

pith:UPZR6RFD

pith:2017:UPZR6RFD33JHNJTQVTLWIVAVSD

not attested not anchored not stored refs pending

Numerical simulations of loop quantum Bianchi-I spacetimes

Anton Joe, Miguel Megevand, Parampreet Singh, Peter Diener

arxiv:1701.05824 v2 · 2017-01-20 · 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{UPZR6RFD33JHNJTQVTLWIVAVSD}

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	2026-05-18T00:46:24.978989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f31f44a3ded276a670acd764541590e39d0cab8d2ff4f4e49b069d1c9f4577

Aliases

arxiv: 1701.05824 · arxiv_version: 1701.05824v2 · doi: 10.48550/arxiv.1701.05824 · pith_short_12: UPZR6RFD33JH · pith_short_16: UPZR6RFD33JHNJTQ · pith_short_8: UPZR6RFD

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/UPZR6RFD33JHNJTQVTLWIVAVSD \
  | 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: a3f31f44a3ded276a670acd764541590e39d0cab8d2ff4f4e49b069d1c9f4577

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f638e7589d3c15fd8cec84c0b7238fb08eaba898ad9db13592f11984988efa10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-20T15:23:46Z",
    "title_canon_sha256": "ffe9c26143b6553ad46093f53dc5dae5177e61710e5071d5dfd287c32712dd52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05824",
    "kind": "arxiv",
    "version": 2
  }
}