Pith Number

pith:T4AZ75XZ

pith:1992:T4AZ75XZLEP6BIEZUKAE25QF5R

not attested not anchored not stored refs pending

Non-Minimally Coupled Scalar Field and Ashtekar Variables

Riccardo Capovilla

arxiv:gr-qc/9207001 v1 · 1992-07-20 · 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{T4AZ75XZLEP6BIEZUKAE25QF5R}

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	2026-05-18T04:38:04.825761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f019ff6f9591fe0a099a2804d7605ec6b27b81c38c46c77b28575604eecf8d2

Aliases

arxiv: gr-qc/9207001 · arxiv_version: gr-qc/9207001v1 · doi: 10.48550/arxiv.gr-qc/9207001 · pith_short_12: T4AZ75XZLEP6 · pith_short_16: T4AZ75XZLEP6BIEZ · pith_short_8: T4AZ75XZ

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/T4AZ75XZLEP6BIEZUKAE25QF5R \
  | 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: 9f019ff6f9591fe0a099a2804d7605ec6b27b81c38c46c77b28575604eecf8d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc8c1d4314cad55d47af6807e1cb122578db569497b26dfafe29681c709b538d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1992-07-20T22:50:00Z",
    "title_canon_sha256": "7acae759336c0ce8e0838c7ee4986bb2ed79b4d2555014a05be329c64e364e49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9207001",
    "kind": "arxiv",
    "version": 1
  }
}