Pith Number

pith:IXSLRCWI

pith:2020:IXSLRCWI7TCZNERSLZNWWWNDGH

not attested not anchored not stored refs pending

Expressive Interviewing: A Conversational System for Coping with COVID-19

Allison Lahnala, Charles Welch, James Pennebaker, Kenneth Resnicow, Larry An, Rada Mihalcea, Sarah Seraj, Siqi Shen, Ver\'onica P\'erez-Rosas

arxiv:2007.03819 v1 · 2020-07-07 · cs.HC · cs.CL · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXSLRCWI7TCZNERSLZNWWWNDGH}

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	2026-07-05T01:17:09.721195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45e4b88ac8fcc59692325e5b6b59a331ed0525c631b10e2c60a072a2ebb0c12a

Aliases

arxiv: 2007.03819 · arxiv_version: 2007.03819v1 · doi: 10.48550/arxiv.2007.03819 · pith_short_12: IXSLRCWI7TCZ · pith_short_16: IXSLRCWI7TCZNERS · pith_short_8: IXSLRCWI

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/IXSLRCWI7TCZNERSLZNWWWNDGH \
  | 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: 45e4b88ac8fcc59692325e5b6b59a331ed0525c631b10e2c60a072a2ebb0c12a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a78ef2509247254888da079a628b55067b719ac37dff482fcda48962ae9c2d90",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-07-07T22:52:14Z",
    "title_canon_sha256": "ffa84da76b3cc18e6f4e772db69c62e2f80b21a741978bb7c292e0d4148afc31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03819",
    "kind": "arxiv",
    "version": 1
  }
}