Pith Number

pith:QIZTGYS2

pith:2008:QIZTGYS24GIW7RXZAD4IKBWZYX

not attested not anchored not stored refs pending

On the problem of Unicity in Einstein-Sciama-Kibble Theory

Luca Fabbri

arxiv:0808.3064 v4 · 2008-08-22 · gr-qc · 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{QIZTGYS24GIW7RXZAD4IKBWZYX}

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	2026-05-18T03:53:17.954907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

823333625ae1916fc6f900f88506d9c5f821557506e561d7418e27104613cbd2

Aliases

arxiv: 0808.3064 · arxiv_version: 0808.3064v4 · doi: 10.48550/arxiv.0808.3064 · pith_short_12: QIZTGYS24GIW · pith_short_16: QIZTGYS24GIW7RXZ · pith_short_8: QIZTGYS2

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/QIZTGYS24GIW7RXZAD4IKBWZYX \
  | 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: 823333625ae1916fc6f900f88506d9c5f821557506e561d7418e27104613cbd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e6a29098ddadbf48891af4d6c388fc86469ad194d046ff335db4d298c9d935",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-08-22T12:26:18Z",
    "title_canon_sha256": "4e736538f9c6bd3ddb47fab6a8a5e084412677fef5d605e42338e2c23df9d8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3064",
    "kind": "arxiv",
    "version": 4
  }
}