Pith Number

pith:CCFTNGLF

pith:2017:CCFTNGLF5TWA6556EYXD7C5NG3

not attested not anchored not stored refs pending

Web-based visualisation of head pose and facial expressions changes: monitoring human activity using depth data

Georgios Triantafyllidis, Grigorios Kalliatakis, Nikolaos Vidakis

arxiv:1703.03949 v2 · 2017-03-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCFTNGLF5TWA6556EYXD7C5NG3}

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	2026-05-18T00:48:34.814553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

108b369965ecec0f77be262e3f8bad36f6d67bce94cb37ca60b32669308a9173

Aliases

arxiv: 1703.03949 · arxiv_version: 1703.03949v2 · doi: 10.48550/arxiv.1703.03949 · pith_short_12: CCFTNGLF5TWA · pith_short_16: CCFTNGLF5TWA6556 · pith_short_8: CCFTNGLF

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/CCFTNGLF5TWA6556EYXD7C5NG3 \
  | 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: 108b369965ecec0f77be262e3f8bad36f6d67bce94cb37ca60b32669308a9173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06f8e3858df634fce2ab0ea5207ea2a23f5fa39611990064a4f3956297d21d71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-03-11T11:07:22Z",
    "title_canon_sha256": "d0903e314d6b6bf5c31c005581bbdd4b301998fac5154985a970db635c7ce704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03949",
    "kind": "arxiv",
    "version": 2
  }
}