Pith Number

pith:KCQ32BSG

pith:2025:KCQ32BSGULA3MMEH4RNKGCS7EH

not attested not anchored not stored refs pending

Test of Quantum Gravity in Optical Magnetometers

Gil Porat, James Maldaner, Mitja Fridman, Saurya Das

arxiv:2505.06778 v1 · 2025-05-10 · gr-qc · cond-mat.quant-gas · 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{KCQ32BSGULA3MMEH4RNKGCS7EH}

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	2026-07-05T11:12:31.517510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50a1bd0646a2c1b63087e45aa30a5f21f848ecdad057a21a80f8f6be5d72945d

Aliases

arxiv: 2505.06778 · arxiv_version: 2505.06778v1 · doi: 10.48550/arxiv.2505.06778 · pith_short_12: KCQ32BSGULA3 · pith_short_16: KCQ32BSGULA3MMEH · pith_short_8: KCQ32BSG

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/KCQ32BSGULA3MMEH4RNKGCS7EH \
  | 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: 50a1bd0646a2c1b63087e45aa30a5f21f848ecdad057a21a80f8f6be5d72945d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c667e9b13672fb087ef22751f0ebc01ed262dd8168a46abfbc96bee00fa811ae",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-05-10T23:17:18Z",
    "title_canon_sha256": "4985f1e3b5766aabea048bfb2ba316a664bc87084f7ab3d2d6751a1c743ed492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06778",
    "kind": "arxiv",
    "version": 1
  }
}