Pith Number

pith:TODZK2KO

pith:2016:TODZK2KO3L4PBIIIPGKP7NCD3R

not attested not anchored not stored refs pending

A Functional Regression approach to Facial Landmark Tracking

Brais Martinez, Enrique S\'anchez-Lozano, Fernando De la Torre, Georgios Tzimiropoulos, Michel Valstar

arxiv:1612.02203 v2 · 2016-12-07 · 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{TODZK2KO3L4PBIIIPGKP7NCD3R}

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	2026-05-18T00:34:42.145522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b8795694edaf8f0a1087994ffb443dc629248a028f8d90be7141b6520246edf

Aliases

arxiv: 1612.02203 · arxiv_version: 1612.02203v2 · doi: 10.48550/arxiv.1612.02203 · pith_short_12: TODZK2KO3L4P · pith_short_16: TODZK2KO3L4PBIII · pith_short_8: TODZK2KO

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/TODZK2KO3L4PBIIIPGKP7NCD3R \
  | 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: 9b8795694edaf8f0a1087994ffb443dc629248a028f8d90be7141b6520246edf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76e3a7cabd0c13126b14d77fef6d7e66b7cee5fce99d719e522d75aad3f21f80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-12-07T11:34:36Z",
    "title_canon_sha256": "d5fca3628082e316019b90970c046ec8899fb008e58d1a97a82a9f667d2be3ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02203",
    "kind": "arxiv",
    "version": 2
  }
}