Pith Number

pith:Q757W5GH

pith:2020:Q757W5GHV4ZROCUCJIFPKYHZ7T

not attested not anchored not stored refs pending

MHT-X: Offline Multiple Hypothesis Tracking with Algorithm X

Andris Jakovics, Martins Klevs, Megumi Akashi, Mihails Birjukovs, Peteris Zvejnieks, Sven Eckert

arxiv:2101.05202 v2 · 2020-12-17 · cs.CV · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q757W5GHV4ZROCUCJIFPKYHZ7T}

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	2026-07-05T04:03:44.490923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87fbfb74c7af33170a824a0af560f9fce0c088dbac5c362f03de2b9b6dc7efe9

Aliases

arxiv: 2101.05202 · arxiv_version: 2101.05202v2 · doi: 10.48550/arxiv.2101.05202 · pith_short_12: Q757W5GHV4ZR · pith_short_16: Q757W5GHV4ZROCUC · pith_short_8: Q757W5GH

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/Q757W5GHV4ZROCUCJIFPKYHZ7T \
  | 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: 87fbfb74c7af33170a824a0af560f9fce0c088dbac5c362f03de2b9b6dc7efe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faaaec9166daf6711e01e296b3ba9d37ea52c281761824b648a9d7fc1fae3d10",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-17T02:04:46Z",
    "title_canon_sha256": "930ca80626afeff481bf689ba40558fe4299ca2ac27009489282864f184ba974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05202",
    "kind": "arxiv",
    "version": 2
  }
}