Pith Number

pith:EP4FG7MJ

pith:2017:EP4FG7MJY5LI4UUKIRCKPXT5PW

not attested not anchored not stored refs pending

Discriminative Optimization: Theory and Applications to Computer Vision Problems

Fernando De la Torre, Jayakorn Vongkulbhisal, Jo\~ao P. Costeira

arxiv:1707.04318 v1 · 2017-07-13 · 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{EP4FG7MJY5LI4UUKIRCKPXT5PW}

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	2026-05-17T23:48:46.099098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23f8537d89c7568e528a4444a7de7d7da1860e17d71aed7c7299b15b00e5e9bb

Aliases

arxiv: 1707.04318 · arxiv_version: 1707.04318v1 · doi: 10.48550/arxiv.1707.04318 · pith_short_12: EP4FG7MJY5LI · pith_short_16: EP4FG7MJY5LI4UUK · pith_short_8: EP4FG7MJ

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/EP4FG7MJY5LI4UUKIRCKPXT5PW \
  | 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: 23f8537d89c7568e528a4444a7de7d7da1860e17d71aed7c7299b15b00e5e9bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43c1838f3adea10597f714a670531798720ea78e9214e24632a378f8527142d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-13T20:58:32Z",
    "title_canon_sha256": "e4b8ee16d21c938e0f7ed6c300e886d813baaf786d220a27684fd09c82bb790b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04318",
    "kind": "arxiv",
    "version": 1
  }
}