Pith Number

pith:7X6FATX3

pith:2019:7X6FATX3IEFH6DV5EW7OMEJVKO

not attested not anchored not stored refs pending

Learning to Regress 3D Face Shape and Expression from an Image without 3D Supervision

Haiwen Feng, Michael J. Black, Soubhik Sanyal, Timo Bolkart

arxiv:1905.06817 v1 · 2019-05-16 · 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{7X6FATX3IEFH6DV5EW7OMEJVKO}

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	2026-05-17T23:46:00.943661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdfc504efb410a7f0ebd25bee6113553ae044151740e665beef3e7a432d798d0

Aliases

arxiv: 1905.06817 · arxiv_version: 1905.06817v1 · doi: 10.48550/arxiv.1905.06817 · pith_short_12: 7X6FATX3IEFH · pith_short_16: 7X6FATX3IEFH6DV5 · pith_short_8: 7X6FATX3

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/7X6FATX3IEFH6DV5EW7OMEJVKO \
  | 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: fdfc504efb410a7f0ebd25bee6113553ae044151740e665beef3e7a432d798d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "623f30a145fb644cef827136d14e8064cd38aad5d9918d879cc4e7463e587e4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-16T14:57:45Z",
    "title_canon_sha256": "dbe3515ff7d013fe89dbb6a00ebdd717d9d3d77f37db53262f32fbc1cd2d611b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06817",
    "kind": "arxiv",
    "version": 1
  }
}