Pith Number

pith:NB4OFQPO

pith:2016:NB4OFQPO65WB7YOAJUWINHDCU6

not attested not anchored not stored refs pending

Do We Need Binary Features for 3D Reconstruction?

Bin Fan, Chunhong Pan, Pascal Fua, Qingqun Kong, Shiming Xiang, Wei Sui, Xinchao Wang, Zhiheng Wang

arxiv:1602.04502 v1 · 2016-02-14 · 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{NB4OFQPO65WB7YOAJUWINHDCU6}

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	2026-05-18T01:20:49.786094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6878e2c1eef76c1fe1c04d2c869c62a7a472a8c3769ff9e69e1ce53b69afd4ed

Aliases

arxiv: 1602.04502 · arxiv_version: 1602.04502v1 · doi: 10.48550/arxiv.1602.04502 · pith_short_12: NB4OFQPO65WB · pith_short_16: NB4OFQPO65WB7YOA · pith_short_8: NB4OFQPO

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/NB4OFQPO65WB7YOAJUWINHDCU6 \
  | 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: 6878e2c1eef76c1fe1c04d2c869c62a7a472a8c3769ff9e69e1ce53b69afd4ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c335a832dcc5014b03eb22b53e8eeb8eaad740a253a9131b82dec75c3724978c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-02-14T20:24:57Z",
    "title_canon_sha256": "57791b017ce998ce02e58bf95bea70569b3c12c4cd3ce58da3f6f8266de1cb95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04502",
    "kind": "arxiv",
    "version": 1
  }
}