Pith Number

pith:6KED2HD3

pith:2019:6KED2HD35Q7INDQWWSQKYSVWEK

not attested not anchored not stored refs pending

Why do These Match? Explaining the Behavior of Image Similarity Models

Bryan A. Plummer, David Forsyth, Kate Saenko, Mariya I. Vasileva, Vitali Petsiuk

arxiv:1905.10797 v2 · 2019-05-26 · 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{6KED2HD35Q7INDQWWSQKYSVWEK}

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	2026-07-05T01:28:59.857168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2883d1c7bec3e868e16b4a0ac4ab622a84b0ad65eb2551a460506dcde410b38

Aliases

arxiv: 1905.10797 · arxiv_version: 1905.10797v2 · doi: 10.48550/arxiv.1905.10797 · pith_short_12: 6KED2HD35Q7I · pith_short_16: 6KED2HD35Q7INDQW · pith_short_8: 6KED2HD3

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/6KED2HD35Q7INDQWWSQKYSVWEK \
  | 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: f2883d1c7bec3e868e16b4a0ac4ab622a84b0ad65eb2551a460506dcde410b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e90e7a9bb212099323de79ff1172458283bc916636441c95c40c948a161135f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-26T12:48:23Z",
    "title_canon_sha256": "2dce216a58bc323d9a374cdefd02b481afe2aa6d23b342e32594ea0ff3828339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10797",
    "kind": "arxiv",
    "version": 2
  }
}