Pith Number

pith:Q4K277XE

pith:2018:Q4K277XE4NCEWFQOERQKTBV2EB

not attested not anchored not stored refs pending

Scene Coordinate Regression with Angle-Based Reprojection Loss for Camera Relocalization

Jakob Verbeek, Juha Ylioinas, Juho Kannala, Xiaotian Li

arxiv:1808.04999 v2 · 2018-08-15 · 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{Q4K277XE4NCEWFQOERQKTBV2EB}

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	2026-05-18T00:04:29.398654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8715affee4e3444b160e2460a986ba2072225fbaef3f140a938073ad9c4c66bc

Aliases

arxiv: 1808.04999 · arxiv_version: 1808.04999v2 · doi: 10.48550/arxiv.1808.04999 · pith_short_12: Q4K277XE4NCE · pith_short_16: Q4K277XE4NCEWFQO · pith_short_8: Q4K277XE

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/Q4K277XE4NCEWFQOERQKTBV2EB \
  | 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: 8715affee4e3444b160e2460a986ba2072225fbaef3f140a938073ad9c4c66bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc72386c0d23570ab7e16829544bb111d4dde4d586e3d9229322717f16444ff6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-15T08:25:15Z",
    "title_canon_sha256": "17fa5ea76a67ca8378999465666cc08d85f6762d20638a8e57f3b52df3f0d8a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04999",
    "kind": "arxiv",
    "version": 2
  }
}