Pith Number

pith:RB7TVMDU

pith:2012:RB7TVMDUZBF4JC2W5ZEZBMYRFC

not attested not anchored not stored refs pending

A scale-covariant quantum space-time

Claudio Perini, Gabriele Nunzio Tornetta

arxiv:1211.7050 v1 · 2012-11-29 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RB7TVMDUZBF4JC2W5ZEZBMYRFC}

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	2026-05-18T01:31:12.088523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

887f3ab074c84bc48b56ee4990b31128928ab3b8f616bbe1ad5faaae9a60f70b

Aliases

arxiv: 1211.7050 · arxiv_version: 1211.7050v1 · doi: 10.48550/arxiv.1211.7050 · pith_short_12: RB7TVMDUZBF4 · pith_short_16: RB7TVMDUZBF4JC2W · pith_short_8: RB7TVMDU

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/RB7TVMDUZBF4JC2W5ZEZBMYRFC \
  | 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: 887f3ab074c84bc48b56ee4990b31128928ab3b8f616bbe1ad5faaae9a60f70b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b034d88f9f382794f723590f213e15669d7295528b8ddcb9165806763d53b81f",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-11-29T20:55:13Z",
    "title_canon_sha256": "dbd0c5a524bcf7f3442f22ae9b5a28f7b814d5b4ae299c38bfbc0cab49b2a518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.7050",
    "kind": "arxiv",
    "version": 1
  }
}