Pith Number

pith:SFF4IZ3Y

pith:2012:SFF4IZ3YG2FKP72XTAVT4OOCLU

not attested not anchored not stored refs pending

Discrete Symmetries in Covariant LQG

Carlo Rovelli, Edward Wilson-Ewing

arxiv:1205.0733 v2 · 2012-05-03 · 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{SFF4IZ3YG2FKP72XTAVT4OOCLU}

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

2 papers in Pith

Gauging Time Reversal Symmetry in Quantum Gravity: Arrow of Time from a Confinement--Deconfinement Transition

Toller matrices and the Feynman $i\varepsilon$ in spinfoams

Receipt and verification

First computed	2026-05-18T03:22:41.549778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

914bc46778368aa7ff57982b3e39c25d09c8d4061a79a34978483dc37095362a

Aliases

arxiv: 1205.0733 · arxiv_version: 1205.0733v2 · doi: 10.48550/arxiv.1205.0733 · pith_short_12: SFF4IZ3YG2FK · pith_short_16: SFF4IZ3YG2FKP72X · pith_short_8: SFF4IZ3Y

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/SFF4IZ3YG2FKP72XTAVT4OOCLU \
  | 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: 914bc46778368aa7ff57982b3e39c25d09c8d4061a79a34978483dc37095362a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd300fb7ddb0eda4957f8ff19ff1846d5a931266df4ce16ae4e51ed2e0506f0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-05-03T15:19:24Z",
    "title_canon_sha256": "a4bd2fd83ed0df8ee61a660e7aca32e67a61aaeade88e64238f74ef091dd893e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0733",
    "kind": "arxiv",
    "version": 2
  }
}