Pith Number

pith:VEMIMV3E

pith:2019:VEMIMV3EEZ3COWV4SUOKIAUYFR

not attested not anchored not stored refs pending

Learning a Unified Embedding for Visual Search at Pinterest

Andrew Zhai, Charles Rosenberg, Dong Huk Park, Eric Tzeng, Hao-Yu Wu

arxiv:1908.01707 v1 · 2019-08-05 · 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{VEMIMV3EEZ3COWV4SUOKIAUYFR}

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	2026-07-04T23:51:32.790858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9188657642676275abc951ca402982c4e9185c45f8e4051c505ab68d55f82a5

Aliases

arxiv: 1908.01707 · arxiv_version: 1908.01707v1 · doi: 10.48550/arxiv.1908.01707 · pith_short_12: VEMIMV3EEZ3C · pith_short_16: VEMIMV3EEZ3COWV4 · pith_short_8: VEMIMV3E

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/VEMIMV3EEZ3COWV4SUOKIAUYFR \
  | 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: a9188657642676275abc951ca402982c4e9185c45f8e4051c505ab68d55f82a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76c4f837f77a5f41382bd9e5fd77f5c32e6ecb98835a3d78c7163291788b893c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-05T16:08:12Z",
    "title_canon_sha256": "b4e199a105dffbff29520f303cf5fb19a86c38e96daa5eb69d96ab3e9ebe7aa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01707",
    "kind": "arxiv",
    "version": 1
  }
}