Pith Number

pith:3VUS67OJ

pith:2019:3VUS67OJWC3EWCVTQN5THPKPOD

not attested not anchored not stored refs pending

3D Face Reconstruction Using Color Photometric Stereo with Uncalibrated Near Point Lights

Jingyi Yu, Mingyuan Zhou, Sing Bing Kang, Yu Ji, Zhang Chen

arxiv:1904.02605 v2 · 2019-04-04 · 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{3VUS67OJWC3EWCVTQN5THPKPOD}

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	2026-07-05T00:27:42.926062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd692f7dc9b0b64b0ab3837b33bd4f70c1ae5ea9df8f1cbc670029053d09ab52

Aliases

arxiv: 1904.02605 · arxiv_version: 1904.02605v2 · doi: 10.48550/arxiv.1904.02605 · pith_short_12: 3VUS67OJWC3E · pith_short_16: 3VUS67OJWC3EWCVT · pith_short_8: 3VUS67OJ

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/3VUS67OJWC3EWCVTQN5THPKPOD \
  | 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: dd692f7dc9b0b64b0ab3837b33bd4f70c1ae5ea9df8f1cbc670029053d09ab52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95d5ddf1cf551a55a2b7b632f2b1c0d4fa42a7743b2254936671a7c3dd346ac4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-04T15:24:32Z",
    "title_canon_sha256": "823836492fbc0c47485c2515cc42b0d2ae7cc3ef99eb7f97e26e82596370b142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02605",
    "kind": "arxiv",
    "version": 2
  }
}