Pith Number

pith:VZIBWHRO

pith:2003:VZIBWHRO53LLTYN5XFL72MMOYY

not attested not anchored not stored refs pending

The three perspectives on the quantum-gravity problem and their implications for the fate of Lorentz symmetry

Giovanni Amelino-Camelia

arxiv:gr-qc/0309054 v1 · 2003-09-09 · gr-qc · hep-ph · 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{VZIBWHRO53LLTYN5XFL72MMOYY}

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	2026-07-04T14:25:42.516812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae501b1e2eeed6b9e1bdb957fd318ec626da84a634f5d92de21b5c1f8e54dbed

Aliases

arxiv: gr-qc/0309054 · arxiv_version: gr-qc/0309054v1 · doi: 10.48550/arxiv.gr-qc/0309054 · pith_short_12: VZIBWHRO53LL · pith_short_16: VZIBWHRO53LLTYN5 · pith_short_8: VZIBWHRO

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/VZIBWHRO53LLTYN5XFL72MMOYY \
  | 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: ae501b1e2eeed6b9e1bdb957fd318ec626da84a634f5d92de21b5c1f8e54dbed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eaf622b14c80216908263037f479a6f2114776da66d80538ec05d8d4bce4417",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-09-09T17:58:17Z",
    "title_canon_sha256": "8eab7bccd28ddbac2d6f29a524dda7b4a5e41e59ec06e6d23b04df27a14c3bf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0309054",
    "kind": "arxiv",
    "version": 1
  }
}