Pith Number

pith:LALUZTFX

pith:2013:LALUZTFXCT7LPPYGNKYHQKHCWR

not attested not anchored not stored refs pending

QFT on quantum spacetime: a compatible classical framework

Andrea Dapor, Jacek Puchta, Jerzy lewandowski

arxiv:1302.3038 v3 · 2013-02-13 · 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{LALUZTFXCT7LPPYGNKYHQKHCWR}

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	2026-05-18T03:21:53.803060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58174cccb714feb7bf066ab07828e2b4402aa97af75bdfae6c377b51dbcfcf3f

Aliases

arxiv: 1302.3038 · arxiv_version: 1302.3038v3 · doi: 10.48550/arxiv.1302.3038 · pith_short_12: LALUZTFXCT7L · pith_short_16: LALUZTFXCT7LPPYG · pith_short_8: LALUZTFX

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/LALUZTFXCT7LPPYGNKYHQKHCWR \
  | 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: 58174cccb714feb7bf066ab07828e2b4402aa97af75bdfae6c377b51dbcfcf3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e8b6f25add1b728b16b70a40ccd3c6ef4f831b40699a39ae91e257b162b4ab1",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-02-13T10:19:50Z",
    "title_canon_sha256": "358e791baf5f991dc306d4663e7711eb46d72d66e2997c3f0221197ff4db697a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3038",
    "kind": "arxiv",
    "version": 3
  }
}