Pith Number

pith:J6QCILJ6

pith:2018:J6QCILJ6KMC4UZN7S6XPQF23QE

not attested not anchored not stored refs pending

Multiple Object Trajectography Using Particle Swarm Optimization Combined to Hungarian Method

Max Cerf

arxiv:1802.06201 v1 · 2018-02-17 · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J6QCILJ6KMC4UZN7S6XPQF23QE}

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	2026-05-18T00:23:04.105512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fa0242d3e5305ca65bf97aef8175b8100e4b471be84dd1a9edd9063446317ce

Aliases

arxiv: 1802.06201 · arxiv_version: 1802.06201v1 · doi: 10.48550/arxiv.1802.06201 · pith_short_12: J6QCILJ6KMC4 · pith_short_16: J6QCILJ6KMC4UZN7 · pith_short_8: J6QCILJ6

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/J6QCILJ6KMC4UZN7S6XPQF23QE \
  | 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: 4fa0242d3e5305ca65bf97aef8175b8100e4b471be84dd1a9edd9063446317ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e685ce19af344ea02ec90c8e941484733a437c6b460fe61d9048d3d0382d918f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-02-17T07:25:37Z",
    "title_canon_sha256": "45724284478401129ebca9cccd51ef827db5ef879f28636390df3615612f81f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06201",
    "kind": "arxiv",
    "version": 1
  }
}