Pith Number

pith:CHIOKNXC

pith:2019:CHIOKNXCSTIRI7AM4U3OE64UUG

not attested not anchored not stored refs pending

DoubleTransfer at MEDIQA 2019: Multi-Source Transfer Learning for Natural Language Understanding in the Medical Domain

Chunyuan Li, Hoifung Poon, Jianfeng Gao, XiaoDong Liu, Yichong Xu

arxiv:1906.04382 v1 · 2019-06-11 · cs.CL

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

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	2026-05-17T23:43:39.447782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11d0e536e294d1147c0ce536e27b94a1bb8669374424ac45ebd700704442a3bb

Aliases

arxiv: 1906.04382 · arxiv_version: 1906.04382v1 · doi: 10.48550/arxiv.1906.04382 · pith_short_12: CHIOKNXCSTIR · pith_short_16: CHIOKNXCSTIRI7AM · pith_short_8: CHIOKNXC

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/CHIOKNXCSTIRI7AM4U3OE64UUG \
  | 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: 11d0e536e294d1147c0ce536e27b94a1bb8669374424ac45ebd700704442a3bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a13d8917b824c43f522e3f78d23dfcd2e562d2c502874c882e634209e7cbe14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-11T04:07:37Z",
    "title_canon_sha256": "73daad92687f7963e1f341e06c266f4c563c164394619e3ea586e511f9e27f79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04382",
    "kind": "arxiv",
    "version": 1
  }
}