Pith Number

pith:ZW4XUMQL

pith:2017:ZW4XUMQLTMEWB2PEBC4NLQ64W3

not attested not anchored not stored refs pending

Feature Studies to Inform the Classification of Depressive Symptoms from Twitter Data for Population Health

Craig Bryan, Danielle Mowery, Mike Conway

arxiv:1701.08229 v1 · 2017-01-28 · cs.IR · cs.CL · cs.CY · 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{ZW4XUMQLTMEWB2PEBC4NLQ64W3}

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	2026-05-18T00:51:54.853483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdb97a320b9b0960e9e408b8d5c3dcb6c5244e458cacc79484569b8af8922861

Aliases

arxiv: 1701.08229 · arxiv_version: 1701.08229v1 · doi: 10.48550/arxiv.1701.08229 · pith_short_12: ZW4XUMQLTMEW · pith_short_16: ZW4XUMQLTMEWB2PE · pith_short_8: ZW4XUMQL

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/ZW4XUMQLTMEWB2PEBC4NLQ64W3 \
  | 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: cdb97a320b9b0960e9e408b8d5c3dcb6c5244e458cacc79484569b8af8922861

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc8541199eec45985695ab8f1f063f8152df96e5fe07f21c4cf2407fefcae68",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CY",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-01-28T00:32:40Z",
    "title_canon_sha256": "ab56c617bd40c0ebffae6cedd6eeccbf24d15b32d5ebce9a7a26f805f199fa00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08229",
    "kind": "arxiv",
    "version": 1
  }
}