Pith Number

pith:I3WQFLFV

pith:2015:I3WQFLFVVH7ZDZGWT2PMS4SS55

not attested not anchored not stored refs pending

CFORB: Circular FREAK-ORB Visual Odometry

Daniel J. Mankowitz, Ehud Rivlin

arxiv:1506.05257 v1 · 2015-06-17 · 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{I3WQFLFVVH7ZDZGWT2PMS4SS55}

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	2026-05-18T01:46:12.649633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46ed02acb5a9ff91e4d69e9ec97252ef51306c613b0c8e9ac308512f121b6823

Aliases

arxiv: 1506.05257 · arxiv_version: 1506.05257v1 · doi: 10.48550/arxiv.1506.05257 · pith_short_12: I3WQFLFVVH7Z · pith_short_16: I3WQFLFVVH7ZDZGW · pith_short_8: I3WQFLFV

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/I3WQFLFVVH7ZDZGWT2PMS4SS55 \
  | 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: 46ed02acb5a9ff91e4d69e9ec97252ef51306c613b0c8e9ac308512f121b6823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "479d1ace3e38a358211c6e4ddfe8447cdf0ea1c223f5b0297213e069bf86185e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-06-17T09:44:42Z",
    "title_canon_sha256": "df4aad8bea62ab91671b1cb8dac5319acaaf508d28750821c0e368cf50e832d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05257",
    "kind": "arxiv",
    "version": 1
  }
}