Pith Number

pith:UG4U3EQO

pith:2010:UG4U3EQOTGWARZR2OL7MRACFM2

not attested not anchored not stored refs pending

Gravity in quantum spacetime

Flavio Mercati, Gianluca Mandanici, Giovanni Amelino-Camelia, Niccolo' Loret

arxiv:1007.0851 v1 · 2010-07-06 · 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{UG4U3EQOTGWARZR2OL7MRACFM2}

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	2026-05-18T04:31:41.051017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1b94d920e99ac08e63a72fec880456691811bd210f80ded38448f827785ccfa

Aliases

arxiv: 1007.0851 · arxiv_version: 1007.0851v1 · doi: 10.48550/arxiv.1007.0851 · pith_short_12: UG4U3EQOTGWA · pith_short_16: UG4U3EQOTGWARZR2 · pith_short_8: UG4U3EQO

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/UG4U3EQOTGWARZR2OL7MRACFM2 \
  | 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: a1b94d920e99ac08e63a72fec880456691811bd210f80ded38448f827785ccfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6344bbcceb5072cb36b72245d39ec0b4f59558ce042ae5e0f34b33cd216f2255",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-07-06T10:15:15Z",
    "title_canon_sha256": "b2db1279016c4dafea58a599b916de2666d37dfd6195f42cff5028fb48138c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0851",
    "kind": "arxiv",
    "version": 1
  }
}