Pith Number

pith:VKCITHJH

pith:2018:VKCITHJHIODRJ5B3VDMKAYVWD3

not attested not anchored not stored refs pending

EMMA: An Emotion-Aware Wellbeing Chatbot

Asma Ghandeharioun, Daniel McDuff, Kael Rowan, Mary Czerwinski

arxiv:1812.11423 v2 · 2018-12-29 · cs.HC

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-17T23:39:55.430581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa84899d27438714f43ba8d8a062b61eca9c09066b70e4fe51c9d3125fb32d10

Aliases

arxiv: 1812.11423 · arxiv_version: 1812.11423v2 · doi: 10.48550/arxiv.1812.11423 · pith_short_12: VKCITHJHIODR · pith_short_16: VKCITHJHIODRJ5B3 · pith_short_8: VKCITHJH

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/VKCITHJHIODRJ5B3VDMKAYVWD3 \
  | 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: aa84899d27438714f43ba8d8a062b61eca9c09066b70e4fe51c9d3125fb32d10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bab73e2207ef2eede788a39311ab1cdd962857b6bc7fc9e0b3e71222a845ac1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-12-29T18:50:00Z",
    "title_canon_sha256": "8bb21195e8c8c6657517f69e1c2c8c768884fe9f9022a1c23c9176120b7a3a8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.11423",
    "kind": "arxiv",
    "version": 2
  }
}