Pith Number

pith:CHROTG7P

pith:2017:CHROTG7PODOWEVWKMDX6POKDSO

not attested not anchored not stored refs pending

Unsupervised object discovery for instance recognition

Ahmet Iscen, Giorgos Tolias, Ondrej Chum, Oriane Sim\'eoni, Yannis Avrithis

arxiv:1709.04725 v2 · 2017-09-14 · 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{CHROTG7PODOWEVWKMDX6POKDSO}

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	2026-05-18T00:25:11.461969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11e2e99bef70dd6256ca60efe7b9439390e8007e3cb5daafa3900f9a496d61d2

Aliases

arxiv: 1709.04725 · arxiv_version: 1709.04725v2 · doi: 10.48550/arxiv.1709.04725 · pith_short_12: CHROTG7PODOW · pith_short_16: CHROTG7PODOWEVWK · pith_short_8: CHROTG7P

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/CHROTG7PODOWEVWKMDX6POKDSO \
  | 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: 11e2e99bef70dd6256ca60efe7b9439390e8007e3cb5daafa3900f9a496d61d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dbcbfba8473030314d56f39ca0c17e13be7385eca321446f2493b762329b4e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-14T12:11:51Z",
    "title_canon_sha256": "d896d67f28275cdc8d313c2a56ad4ecbd19f44fdb98deb753b37b0200c755532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04725",
    "kind": "arxiv",
    "version": 2
  }
}