Pith Number

pith:DWSS667Q

pith:2020:DWSS667QCJLAWIVNVE2QKJ5NBH

not attested not anchored not stored refs pending

Observational tests of the self-dual spacetime in loop quantum gravity

Anzhong Wang, Tao Zhu

arxiv:2008.08704 v2 · 2020-08-19 · 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{DWSS667QCJLAWIVNVE2QKJ5NBH}

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	2026-07-05T02:03:40.938810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1da52f7bf012560b22ada9350527ad09fe538c286740fbdd3b5d9217d39addac

Aliases

arxiv: 2008.08704 · arxiv_version: 2008.08704v2 · doi: 10.48550/arxiv.2008.08704 · pith_short_12: DWSS667QCJLA · pith_short_16: DWSS667QCJLAWIVN · pith_short_8: DWSS667Q

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/DWSS667QCJLAWIVNVE2QKJ5NBH \
  | 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: 1da52f7bf012560b22ada9350527ad09fe538c286740fbdd3b5d9217d39addac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc6e168c9341a019a2479c19b883c7cf96873e47ed2c2c57f9e3c7bb848e56b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-08-19T23:37:15Z",
    "title_canon_sha256": "0c57c6a63ceb32817b5d379a8a665091489c64b59159747b96a86c8264897199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.08704",
    "kind": "arxiv",
    "version": 2
  }
}