Pith Number

pith:HNCF3QHJ

pith:2026:HNCF3QHJL5OKEUNE6WIWUIPPYX

not attested not anchored not stored refs pending

Differential Obstructions to Curvature-Dependent Conformal Transformations

David S. Pereira, Francisco S.N. Lobo, Jos\'e Pedro Mimoso

arxiv:2608.13289 v1 · 2026-08-13 · 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{HNCF3QHJL5OKEUNE6WIWUIPPYX}

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	2026-08-14T01:04:08.689889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b445dc0e95f5ca251a4f5916a21efc5dce7b0157a7ee152c3538c1a76c2004a

Aliases

arxiv: 2608.13289 · arxiv_version: 2608.13289v1 · doi: 10.48550/arxiv.2608.13289 · pith_short_12: HNCF3QHJL5OK · pith_short_16: HNCF3QHJL5OKEUNE · pith_short_8: HNCF3QHJ

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/HNCF3QHJL5OKEUNE6WIWUIPPYX \
  | 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: 3b445dc0e95f5ca251a4f5916a21efc5dce7b0157a7ee152c3538c1a76c2004a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00dde343ebb73f2652e58a8c83a99655a3bca0524c458f446cd96d080c0565d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-08-13T14:24:02Z",
    "title_canon_sha256": "c18223336059975686529b144b7b708c99cc662c5cfc6c7598b4bc2650cb9318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13289",
    "kind": "arxiv",
    "version": 1
  }
}