Pith Number

pith:2QXOGMRG

pith:2009:2QXOGMRGQVRW27T7D27QNKM773

not attested not anchored not stored refs pending

Emergence of General Relativity from Loop Quantum Gravity

Chun-Yen Lin

arxiv:0912.0554 v2 · 2009-12-03 · gr-qc · 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{2QXOGMRGQVRW27T7D27QNKM773}

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	2026-05-18T04:25:39.246061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d42ee3322685636d7e7f1ebf06a99ffedc3688972623df3959a8192b6f45057b

Aliases

arxiv: 0912.0554 · arxiv_version: 0912.0554v2 · doi: 10.48550/arxiv.0912.0554 · pith_short_12: 2QXOGMRGQVRW · pith_short_16: 2QXOGMRGQVRW27T7 · pith_short_8: 2QXOGMRG

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/2QXOGMRGQVRW27T7D27QNKM773 \
  | 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: d42ee3322685636d7e7f1ebf06a99ffedc3688972623df3959a8192b6f45057b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a4b381054d0f7ba7b9b00c59db1a1909673f8a373d0ba97cdbf901d3ec06e06",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-12-03T00:13:02Z",
    "title_canon_sha256": "17401872fceb43772303cbe2f0724fc31e08a0233daadd8044b8c5288ce0d9ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0554",
    "kind": "arxiv",
    "version": 2
  }
}