Pith Number

pith:TS5CYKDX

pith:2018:TS5CYKDXMI5KKU6LENVA3P25YX

not attested not anchored not stored refs pending

Did You Really Just Have a Heart Attack? Towards Robust Detection of Personal Health Mentions in Social Media

Eugene Agichtein, Payam Karisani

arxiv:1802.09130 v2 · 2018-02-26 · 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{TS5CYKDXMI5KKU6LENVA3P25YX}

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	2026-05-18T00:22:02.099582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cba2c2877623aa553cb236a0dbf5dc5ffdff7526bb05530a9e147e3d8feba61

Aliases

arxiv: 1802.09130 · arxiv_version: 1802.09130v2 · doi: 10.48550/arxiv.1802.09130 · pith_short_12: TS5CYKDXMI5K · pith_short_16: TS5CYKDXMI5KKU6L · pith_short_8: TS5CYKDX

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/TS5CYKDXMI5KKU6LENVA3P25YX \
  | 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: 9cba2c2877623aa553cb236a0dbf5dc5ffdff7526bb05530a9e147e3d8feba61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a3254f6052e749c552eb1bd58557d68aaac9e411736f20b54a91a47f8295b14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-02-26T02:08:28Z",
    "title_canon_sha256": "191577e0f2cf1dc97379b999cc9a667761c9cdf7bf5c9a9cc94faaa5d03b7778"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09130",
    "kind": "arxiv",
    "version": 2
  }
}