Pith Number

pith:U4EVXMPQ

pith:2023:U4EVXMPQRNZ237RIYSH5LFKWDX

not attested not anchored not stored refs pending

"Can We Detect Substance Use Disorder?": Knowledge and Time Aware Classification on Social Media from Darkweb

Amit Sheth, Francois Lamy, Orchid Chetia Phukan, Raminta Daniulaityte, Triyasha Ghosh Dastidar, Usha Lokala

arxiv:2304.10512 v1 · 2023-04-20 · cs.LG · cs.CL · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4EVXMPQRNZ237RIYSH5LFKWDX}

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	2026-07-05T06:02:59.305030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7095bb1f08b73adfe28c48fd595561ded84ed77b9a1cdd34ec49dc5b45a92b6

Aliases

arxiv: 2304.10512 · arxiv_version: 2304.10512v1 · doi: 10.48550/arxiv.2304.10512 · pith_short_12: U4EVXMPQRNZ2 · pith_short_16: U4EVXMPQRNZ237RI · pith_short_8: U4EVXMPQ

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/U4EVXMPQRNZ237RIYSH5LFKWDX \
  | 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: a7095bb1f08b73adfe28c48fd595561ded84ed77b9a1cdd34ec49dc5b45a92b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a39f71740a2c6ead607d9d96393ee275f962c7ddab4b7b7276223e4b50f41c",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.SI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-04-20T17:47:13Z",
    "title_canon_sha256": "838136867f9792907296acfc3390aac96b885bc901f2b2814c3433c7623b6584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.10512",
    "kind": "arxiv",
    "version": 1
  }
}