Pith Number

pith:Y62N3A4T

pith:2014:Y62N3A4T6XTM4DOD6VZV7CFOOA

not attested not anchored not stored refs pending

3D Shape Estimation from 2D Landmarks: A Convex Relaxation Approach

Kostas Daniilidis, Spyridon Leonardos, Xiaowei Zhou, Xiaoyan Hu

arxiv:1411.2942 v4 · 2014-11-11 · 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{Y62N3A4T6XTM4DOD6VZV7CFOOA}

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	2026-05-18T01:59:53.466108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7b4dd8393f5e6ce0dc3f5735f88ae702d111011511f47a664bca1bb5f1060fa

Aliases

arxiv: 1411.2942 · arxiv_version: 1411.2942v4 · doi: 10.48550/arxiv.1411.2942 · pith_short_12: Y62N3A4T6XTM · pith_short_16: Y62N3A4T6XTM4DOD · pith_short_8: Y62N3A4T

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/Y62N3A4T6XTM4DOD6VZV7CFOOA \
  | 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: c7b4dd8393f5e6ce0dc3f5735f88ae702d111011511f47a664bca1bb5f1060fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa57d628bb1fb8eedb659bf431c656f1e83edfa4c9bb0a42cee55e5622f4c57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-11-11T19:56:17Z",
    "title_canon_sha256": "1d37655ca93c31cb455bd4eeb7508099e737cc9a8988c7cc53a0114b1ce3ea40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2942",
    "kind": "arxiv",
    "version": 4
  }
}