Pith Number

pith:E7WZ4TP2

pith:2020:E7WZ4TP2KO42BRIHQPZ2X24HXJ

not attested not anchored not stored refs pending

Vendor-Conditioned Contrastive Learning for Predicting Organizational Cyber Threat Targets

Benjamin M. Ampel

arxiv:2012.14425 v2 · 2020-12-26 · cs.CR · 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{E7WZ4TP2KO42BRIHQPZ2X24HXJ}

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	2026-05-17T23:39:01.928187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ed9e4dfa53b9a0c50783f3abeb87ba672d665d5d707267a75cc3296afc72ed

Aliases

arxiv: 2012.14425 · arxiv_version: 2012.14425v2 · doi: 10.48550/arxiv.2012.14425 · pith_short_12: E7WZ4TP2KO42 · pith_short_16: E7WZ4TP2KO42BRIH · pith_short_8: E7WZ4TP2

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/E7WZ4TP2KO42BRIHQPZ2X24HXJ \
  | 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: 27ed9e4dfa53b9a0c50783f3abeb87ba672d665d5d707267a75cc3296afc72ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c29589288b638bae08ae229460090b869bb5ccb3fb4890543dd836df35cfbd5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-12-26T01:15:34Z",
    "title_canon_sha256": "6f81b9ae8fd42d10c0be53d97cd84e93267110eb65a8e58fedb87af4d0fe87d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.14425",
    "kind": "arxiv",
    "version": 2
  }
}