Pith Number

pith:OHVHMQSE

pith:1997:OHVHMQSETDNXKUU3DL4NBWV5XG

not attested not anchored not stored refs pending

Irreducible decompositions in metric-affine gravity models

E.J. Vlachynsky, F.W. Hehl, W. Esser, Yu.N. Obukhov

arxiv:gr-qc/9705039 v1 · 1997-05-14 · 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{OHVHMQSETDNXKUU3DL4NBWV5XG}

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	2026-07-04T14:26:07.218025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71ea76424498db75529b1af8d0dabdb980547f427ee57bf6b90c520e450a2a52

Aliases

arxiv: gr-qc/9705039 · arxiv_version: gr-qc/9705039v1 · doi: 10.48550/arxiv.gr-qc/9705039 · pith_short_12: OHVHMQSETDNX · pith_short_16: OHVHMQSETDNXKUU3 · pith_short_8: OHVHMQSE

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/OHVHMQSETDNXKUU3DL4NBWV5XG \
  | 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: 71ea76424498db75529b1af8d0dabdb980547f427ee57bf6b90c520e450a2a52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a0d24031c94851a696b79ad9c2f8e1f2a80b2e458db33759e1ea22284970ee3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-05-14T14:27:31Z",
    "title_canon_sha256": "5728292d50e180fd6ebb6ea08cf90c04495870ceac2998dcb5ca8542ef89c9c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9705039",
    "kind": "arxiv",
    "version": 1
  }
}