Pith Number

pith:C7NYOMDZ

pith:2016:C7NYOMDZUTJ6TJHEQ2TGIGPL3Y

not attested not anchored not stored refs pending

Gravity in the Quantum Lab

David Edward Bruschi, Ivette Fuentes, Lucia Hackermuller, Richard Howl

arxiv:1607.06666 v2 · 2016-07-22 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7NYOMDZUTJ6TJHEQ2TGIGPL3Y}

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	2026-05-18T00:20:32.499352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17db873079a4d3e9a4e486a66419ebde331e3b5457dced93502a4693690e30c9

Aliases

arxiv: 1607.06666 · arxiv_version: 1607.06666v2 · doi: 10.48550/arxiv.1607.06666 · pith_short_12: C7NYOMDZUTJ6 · pith_short_16: C7NYOMDZUTJ6TJHE · pith_short_8: C7NYOMDZ

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/C7NYOMDZUTJ6TJHEQ2TGIGPL3Y \
  | 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: 17db873079a4d3e9a4e486a66419ebde331e3b5457dced93502a4693690e30c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fb1a0dc473f85466e44adde235216473d9de86b1a0ba05e012e46555147022e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-07-22T13:12:27Z",
    "title_canon_sha256": "e356111c9e76af8796934382573a5953653c192a1e88548e5c2771338c7e8f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06666",
    "kind": "arxiv",
    "version": 2
  }
}