Pith Number

pith:HJTDVPK5

pith:2021:HJTDVPK5YKM63VZKJOO5AEVZOG

not attested not anchored not stored refs pending

Private Cross-Silo Federated Learning for Extracting Vaccine Adverse Event Mentions

Daniel Peterson, Pallika Kanani, Rave Harpaz, Steve Bright, Virendra J. Marathe

arxiv:2103.07491 v1 · 2021-03-12 · cs.LG · cs.AI · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJTDVPK5YKM63VZKJOO5AEVZOG}

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	2026-07-05T02:22:42.001536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a663abd5dc299edd72a4b9dd012b97190403bd40294d7d5b9889fa93a259baf

Aliases

arxiv: 2103.07491 · arxiv_version: 2103.07491v1 · doi: 10.48550/arxiv.2103.07491 · pith_short_12: HJTDVPK5YKM6 · pith_short_16: HJTDVPK5YKM63VZK · pith_short_8: HJTDVPK5

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/HJTDVPK5YKM63VZKJOO5AEVZOG \
  | 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: 3a663abd5dc299edd72a4b9dd012b97190403bd40294d7d5b9889fa93a259baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b5e2b4529b590785877fcebad98b1edadcae88b23c42730ffeee02891476296",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-12T19:20:33Z",
    "title_canon_sha256": "6bb2a5345812d546c56c00d9a9b9ba04032f673978b3b3b12d0684068d3ef42d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.07491",
    "kind": "arxiv",
    "version": 1
  }
}