Pith Number

pith:URJSJYNM

pith:2011:URJSJYNMFAKKJBEYA5PWVVO5JX

not attested not anchored not stored refs pending

No quantum gravity signature from the farthest quasars

(2) Dept. of Physics, (3) INAF - Osservatorio Astronomico di Capodimonte, 4), (4) International Center for Relativistic Astrophysics Network, (5) European Southern Observatory, Carmine Cuofano (2), Fabrizio Tamburini (1), Garching bei Muenchen, Germany), Italy, Massimo Della Valle (3, Naples, Pescara, Roberto Gilmozzi (5) ((1) Dept. of Astronomy, University of Ferrara, University of Padova

arxiv:1108.6005 v1 · 2011-08-30 · gr-qc · astro-ph.CO · hep-th · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URJSJYNMFAKKJBEYA5PWVVO5JX}

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	2026-05-18T04:12:10.081039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a45324e1ac2814a48498075f6ad5dd4de32f46754f89fbf906735a41ad94a31e

Aliases

arxiv: 1108.6005 · arxiv_version: 1108.6005v1 · doi: 10.48550/arxiv.1108.6005 · pith_short_12: URJSJYNMFAKK · pith_short_16: URJSJYNMFAKKJBEY · pith_short_8: URJSJYNM

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/URJSJYNMFAKKJBEYA5PWVVO5JX \
  | 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: a45324e1ac2814a48498075f6ad5dd4de32f46754f89fbf906735a41ad94a31e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fe605f691b706b1e0d0cad6a1cf2ebe90c5c6e4d9848abec9632c3600e920f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-30T16:37:45Z",
    "title_canon_sha256": "045c39197bcd751214260045ad76c1d33667a36b35defcb44b115c51a379f3b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6005",
    "kind": "arxiv",
    "version": 1
  }
}