Pith Number

pith:FFVPWHGZ

pith:2018:FFVPWHGZTYDABX7VJC3PCJVLOK

not attested not anchored not stored refs pending

Single-Perspective Warps in Natural Image Stitching

Nan Li, Tianli Liao

arxiv:1802.04645 v2 · 2018-02-13 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFVPWHGZTYDABX7VJC3PCJVLOK}

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	2026-07-05T00:04:36.599871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

296afb1cd99e0600dff548b6f126ab72b570d3ac7161e3ea1dabda938a2007df

Aliases

arxiv: 1802.04645 · arxiv_version: 1802.04645v2 · doi: 10.48550/arxiv.1802.04645 · pith_short_12: FFVPWHGZTYDA · pith_short_16: FFVPWHGZTYDABX7V · pith_short_8: FFVPWHGZ

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/FFVPWHGZTYDABX7VJC3PCJVLOK \
  | 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: 296afb1cd99e0600dff548b6f126ab72b570d3ac7161e3ea1dabda938a2007df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189a2149dda946b5816538f270e822d25ed7624a1b53745594eba4740157bb98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-13T14:40:24Z",
    "title_canon_sha256": "c198ae1aa1e34888e47168ac4e3765e7a5e5c2284e376efbb5bda797453cf777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04645",
    "kind": "arxiv",
    "version": 2
  }
}