Pith Number

pith:3XXM6JWM

pith:2019:3XXM6JWMFLTPD6VXNEGML6SZTW

not attested not anchored not stored refs pending

Learning More From Less: Towards Strengthening Weak Supervision for Ad-Hoc Retrieval

Dany Haddad, Joydeep Ghosh

arxiv:1907.08657 v1 · 2019-07-19 · cs.IR · 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{3XXM6JWMFLTPD6VXNEGML6SZTW}

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	2026-05-17T23:40:08.260784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddeecf26cc2ae6f1fab7690cc5fa599dadcd6b4072c50861d046b42c0a3b4802

Aliases

arxiv: 1907.08657 · arxiv_version: 1907.08657v1 · doi: 10.48550/arxiv.1907.08657 · pith_short_12: 3XXM6JWMFLTP · pith_short_16: 3XXM6JWMFLTPD6VX · pith_short_8: 3XXM6JWM

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/3XXM6JWMFLTPD6VXNEGML6SZTW \
  | 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: ddeecf26cc2ae6f1fab7690cc5fa599dadcd6b4072c50861d046b42c0a3b4802

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a96805847e3f51e241fdedc6d67c7766d33371de2d171f06e71200cbaa913cd",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-07-19T19:27:14Z",
    "title_canon_sha256": "cbabffe054a15d31ccf08e0690043e508651a3c231609e9fd139f1850505f9d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08657",
    "kind": "arxiv",
    "version": 1
  }
}