Pith Number

pith:IDUTIQ6Q

pith:2017:IDUTIQ6QKOPVFFJYYN53AKISCW

not attested not anchored not stored refs pending

Quantum Metric and Entanglement on Spin Networks

Fabio M. Mele

arxiv:1703.06415 v1 · 2017-03-19 · gr-qc · hep-th · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDUTIQ6QKOPVFFJYYN53AKISCW}

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	2026-05-18T00:48:22.971593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40e93443d0539f529538c37bb02912158e63f121cbdda3602728dd8a5f9de511

Aliases

arxiv: 1703.06415 · arxiv_version: 1703.06415v1 · doi: 10.48550/arxiv.1703.06415 · pith_short_12: IDUTIQ6QKOPV · pith_short_16: IDUTIQ6QKOPVFFJY · pith_short_8: IDUTIQ6Q

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/IDUTIQ6QKOPVFFJYYN53AKISCW \
  | 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: 40e93443d0539f529538c37bb02912158e63f121cbdda3602728dd8a5f9de511

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d6bf1ad2048adbbd9f10cb5b7b65f118cedc48f3336adff107c874ad18dd9fd",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-03-19T10:28:20Z",
    "title_canon_sha256": "38f7e07a70cfba9bd6e3e0c1e44844807348c5ba5d70d1bbdd4252c9714b5176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06415",
    "kind": "arxiv",
    "version": 1
  }
}