Pith Number

pith:PRBKJQN7

pith:2023:PRBKJQN7QALYPQFXW3L7IWI6ZR

not attested not anchored not stored refs pending

Large-scale investigation of weakly-supervised deep learning for the fine-grained semantic indexing of biomedical literature

Anastasia Krithara, Anastasios Nentidis, Georgios Paliouras, Grigorios Tsoumakas, Thomas Chatzopoulos

arxiv:2301.09350 v2 · 2023-01-23 · cs.CL · cs.DL · 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{PRBKJQN7QALYPQFXW3L7IWI6ZR}

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	2026-07-05T06:57:20.833978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c42a4c1bf801787c0b7b6d7f4591ecc610f2f37b46ef6a93aee3ef947397841

Aliases

arxiv: 2301.09350 · arxiv_version: 2301.09350v2 · doi: 10.48550/arxiv.2301.09350 · pith_short_12: PRBKJQN7QALY · pith_short_16: PRBKJQN7QALYPQFX · pith_short_8: PRBKJQN7

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/PRBKJQN7QALYPQFXW3L7IWI6ZR \
  | 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: 7c42a4c1bf801787c0b7b6d7f4591ecc610f2f37b46ef6a93aee3ef947397841

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225254fa07cc192f6d752e4527fb1bbc5802dbb711ae87bcfef00a122ac9dbe5",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-01-23T10:33:22Z",
    "title_canon_sha256": "9157d3730031186dc9af53a99f6dea1050eb198c7cd457e69c0c8167df3b6091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.09350",
    "kind": "arxiv",
    "version": 2
  }
}