Pith Number

pith:T7PHS777

pith:2016:T7PHS777ZN3EWRDRK74JIJXRHH

not attested not anchored not stored refs pending

A Theory of Local Matching: SIFT and Beyond

Hossein Mobahi, Stefano Soatto

arxiv:1601.05116 v1 · 2016-01-19 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7PHS777ZN3EWRDRK74JIJXRHH}

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	2026-05-18T01:22:16.120547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fde797fffcb764b447157f89426f139db3b009f84e5b922f4b9951849a1b6bd

Aliases

arxiv: 1601.05116 · arxiv_version: 1601.05116v1 · doi: 10.48550/arxiv.1601.05116 · pith_short_12: T7PHS777ZN3E · pith_short_16: T7PHS777ZN3EWRDR · pith_short_8: T7PHS777

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/T7PHS777ZN3EWRDRK74JIJXRHH \
  | 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: 9fde797fffcb764b447157f89426f139db3b009f84e5b922f4b9951849a1b6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0db586c78bc58725aa0c0d5ebd2d7ba9367f791e2b733062340678987e55927",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-01-19T22:15:48Z",
    "title_canon_sha256": "f2413a86fa3dff94aee302430d1a38b0023522c1a4c6e0a6817ea3343bf7885d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05116",
    "kind": "arxiv",
    "version": 1
  }
}