Pith Number

pith:IM4OW5P5

pith:2018:IM4OW5P53RVIP4JXPM5QC7F64I

not attested not anchored not stored refs pending

SpaRTA - Tracking across occlusions via global partitioning of 3D clouds of points

Andrea Cavagna, Federico Ricci-Tersenghi, Leonardo Parisi, Stefania Melillo

arxiv:1802.05878 v1 · 2018-02-16 · 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{IM4OW5P53RVIP4JXPM5QC7F64I}

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	2026-05-18T00:23:10.683578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4338eb75fddc6a87f1377b3b017cbee21d499e9da9074e656fcb6a5ebbe6ea43

Aliases

arxiv: 1802.05878 · arxiv_version: 1802.05878v1 · doi: 10.48550/arxiv.1802.05878 · pith_short_12: IM4OW5P53RVI · pith_short_16: IM4OW5P53RVIP4JX · pith_short_8: IM4OW5P5

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/IM4OW5P53RVIP4JXPM5QC7F64I \
  | 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: 4338eb75fddc6a87f1377b3b017cbee21d499e9da9074e656fcb6a5ebbe6ea43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f6b3092374f0a2929903106436f3e32c64678151ef8e501c80ff6fc5adb7036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-16T09:40:16Z",
    "title_canon_sha256": "e5ca40a059a6515733cbc945aaa71de05755e22b1546f7e10760332944c7754f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05878",
    "kind": "arxiv",
    "version": 1
  }
}