Pith Number

pith:KI4YJGNY

pith:2019:KI4YJGNYHUIPQUBQZ5PVLTT6Q2

not attested not anchored not stored refs pending

Efficient Circle-Based Camera Pose Tracking Free of PnP

Fulin Tang, Yihong Wu

arxiv:1907.10219 v1 · 2019-07-24 · 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{KI4YJGNYHUIPQUBQZ5PVLTT6Q2}

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	2026-05-17T23:39:38.602966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52398499b83d10f85030cf5f55ce7e86b049f23d8ddd26c520104b1d34a7ae2b

Aliases

arxiv: 1907.10219 · arxiv_version: 1907.10219v1 · doi: 10.48550/arxiv.1907.10219 · pith_short_12: KI4YJGNYHUIP · pith_short_16: KI4YJGNYHUIPQUBQ · pith_short_8: KI4YJGNY

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/KI4YJGNYHUIPQUBQZ5PVLTT6Q2 \
  | 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: 52398499b83d10f85030cf5f55ce7e86b049f23d8ddd26c520104b1d34a7ae2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f41fd94de4065da662d72de6bb549ff9da75598872d705c39c78993adcb690",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-24T03:07:45Z",
    "title_canon_sha256": "d78054b6ff8a791b33b2a333729db07892f967e044c2e49dd2ef9d0e61dcc99d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10219",
    "kind": "arxiv",
    "version": 1
  }
}