Pith Number

pith:ICD4WBAS

pith:2015:ICD4WBASX2ITSJR2JC77NFT6DK

not attested not anchored not stored refs pending

Real-time correction of panoramic images using hyperbolic M\"obius transformations

Leonardo Sacht, Luis Pe\~naranda, Luiz Velho

arxiv:1504.04565 v1 · 2015-04-17 · cs.GR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICD4WBASX2ITSJR2JC77NFT6DK}

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	2026-05-18T02:18:32.068009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4087cb0412be9139263a48bff6967e1a849bd2f046f841ba9aa152816b30a65b

Aliases

arxiv: 1504.04565 · arxiv_version: 1504.04565v1 · doi: 10.48550/arxiv.1504.04565 · pith_short_12: ICD4WBASX2IT · pith_short_16: ICD4WBASX2ITSJR2 · pith_short_8: ICD4WBAS

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/ICD4WBASX2ITSJR2JC77NFT6DK \
  | 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: 4087cb0412be9139263a48bff6967e1a849bd2f046f841ba9aa152816b30a65b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "926e74fd4115d42182ac59315142ec0fbe5c7ac64c1e1176fd275be938afdf3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2015-04-17T16:45:35Z",
    "title_canon_sha256": "c236f4a4984d934f38dcfbcd9e4a86b81b74d04e7e636792911deadf39bb21b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04565",
    "kind": "arxiv",
    "version": 1
  }
}