Pith Number

pith:O4QSI2FI

pith:2021:O4QSI2FILU27HDGLB2FF64WWK3

not attested not anchored not stored refs pending

Characterization of Time-variant and Time-invariant Assessment of Suicidality on Reddit using C-SSRS

Amanuel Alambo, Amit Sheth, Jonanthan Beich, Jyotishman Pathak, Krishnaprasad Thirunarayan, Manas Gaur, Ugur Kursuncu, Vamsi Aribandi

arxiv:2104.04140 v1 · 2021-04-09 · cs.SI · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4QSI2FILU27HDGLB2FF64WWK3}

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	2026-07-05T02:47:35.133652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77212468a85d35f38ccb0e8a5f72d656f5e6b6972a59da060ff540ca44ec3a68

Aliases

arxiv: 2104.04140 · arxiv_version: 2104.04140v1 · doi: 10.48550/arxiv.2104.04140 · pith_short_12: O4QSI2FILU27 · pith_short_16: O4QSI2FILU27HDGL · pith_short_8: O4QSI2FI

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/O4QSI2FILU27HDGLB2FF64WWK3 \
  | 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: 77212468a85d35f38ccb0e8a5f72d656f5e6b6972a59da060ff540ca44ec3a68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da1a89282705a13af3dfef9725cb6605836f85d59463f63ba08f8a7570991eb2",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2021-04-09T01:39:41Z",
    "title_canon_sha256": "17cc9962f4a0857e73b92238a0424ad3ede6deb62a098d4b0995f22eac307c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04140",
    "kind": "arxiv",
    "version": 1
  }
}