Pith Number

pith:X4UECAV2

pith:2019:X4UECAV2OVFNKEFT4YKDJB2YAX

not attested not anchored not stored refs pending

Learning Joint Embedding for Cross-Modal Retrieval

Donghuo Zeng

arxiv:1908.07673 v1 · 2019-08-21 · cs.IR · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4UECAV2OVFNKEFT4YKDJB2YAX}

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	2026-07-04T23:59:00.098639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf284102ba754ad510b3e61434875805ca9bdd82238a461b17098387cb78196c

Aliases

arxiv: 1908.07673 · arxiv_version: 1908.07673v1 · doi: 10.48550/arxiv.1908.07673 · pith_short_12: X4UECAV2OVFN · pith_short_16: X4UECAV2OVFNKEFT · pith_short_8: X4UECAV2

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/X4UECAV2OVFNKEFT4YKDJB2YAX \
  | 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: bf284102ba754ad510b3e61434875805ca9bdd82238a461b17098387cb78196c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37de4c786d84f6351f39bda801b7fac969f8cbefddd1ddcb447b5a1b97a96f37",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-08-21T02:04:18Z",
    "title_canon_sha256": "a95deb64fe0572594c4f12d2c237b7471fcd16f4ef627984963130668c570ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07673",
    "kind": "arxiv",
    "version": 1
  }
}