Pith Number

pith:QZEOQ2QX

pith:2007:QZEOQ2QX4SSNQUNQDY7ZN7NHT2

not attested not anchored not stored refs pending

Is Torsion a Fundamental Physical Field?

Giovanni Montani, Orchidea Maria Lecian, Simone Mercuri

arxiv:gr-qc/0702024 v1 · 2007-02-05 · 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{QZEOQ2QX4SSNQUNQDY7ZN7NHT2}

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	2026-05-18T00:59:12.421275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8648e86a17e4a4d851b01e3f96fda79eb117d345b250efe24baba7e801736d38

Aliases

arxiv: gr-qc/0702024 · arxiv_version: gr-qc/0702024v1 · doi: 10.48550/arxiv.gr-qc/0702024 · pith_short_12: QZEOQ2QX4SSN · pith_short_16: QZEOQ2QX4SSNQUNQ · pith_short_8: QZEOQ2QX

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/QZEOQ2QX4SSNQUNQDY7ZN7NHT2 \
  | 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: 8648e86a17e4a4d851b01e3f96fda79eb117d345b250efe24baba7e801736d38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f8c816d155b9d206a7d414e8e12cf51b65bb899e58ba9818a5d02f7f48dcc8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-02-05T17:16:44Z",
    "title_canon_sha256": "e3be248907ef699487d5faeb68654963646c283f57eaa03b05629b9a15d0e1bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0702024",
    "kind": "arxiv",
    "version": 1
  }
}